TV Teenage Mutant Ninja Turtles - Season 4 Episode 19 : Leonardo Lightens Up Teenage Mutant Ninja Turtles - Season 4 Episode 19 : Leonardo Lightens Up 7.76/10 by 818 users A ray-gun makes Leonardo carefree and ignore his responsibilities. This leaves the Turtles defenseless and the city at the mercy of Maestro G Clef, a villain who destroys the city with music. Details Casts Posters Images Title Teenage Mutant Ninja Turtles - Season 4 Episode 19 : Leonardo Lightens Up Alternative Titles Teenage Mutant Ninja Turtles, Las Tortugas Ninja, Teinimutanttikilpikonnat, Les Tortues Ninja Les Chevaliers d'écailles, Teenage Mutant Hero Turtles, Χελωνονιντζάκια, צבי הנינג'ה 1987, Las Tortugas Ninja Adolescentes Mutantes, Os Jovens Tarta-Heróis, Teenage Mutant Hero Turtles, TMNT, سلاحف النينجا First Air Date 1987-12-14 Last Air Date 1996-11-02 Number of Episodes 193 Number of Seasons 10 Genres Action & Adventure, Animation, Comedy, Kids, Networks CBS, USA Network, Syndication, Casts Cam Clarke, Barry Gordon, Townsend Coleman, Michael Gough, Peter Renaday, Renae Jacobs, Tony Jay, Bumper Robinson Plot Keywords , Leonardo (voice) Cam Clarke Donatello (voice) Barry Gordon Michaelangelo (voice) Townsend Coleman Raphael (voice) Michael Gough Splinter (voice) Peter Renaday April O'Neil (voice) Renae Jacobs Dregg (voice) Tony Jay Carter (voice) Bumper Robinson Episodes List Teenage Mutant Ninja Turtles Season 4 :Episode 1 Plan Six From Outer Space Plan Six From Outer Space 1990-09-10 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 2 Turtles of the Jungle Turtles of the Jungle 1990-09-11 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 3 Michaelangelo Toys Around Michaelangelo Toys Around 1990-09-12 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 4 Peking Turtle Peking Turtle 1990-09-13 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 5 Shredder's Mom Shredder's Mom 1990-09-14 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 6 Four Turtles and a Baby Four Turtles and a Baby 1990-09-17 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 7 Turtlemaniac Turtlemaniac 1990-09-18 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 8 Rondo in New York Rondo in New York 1990-09-19 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 9 Planet of the Turtles Planet of the Turtles 1990-09-20 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 10 Name That Toon Name That Toon 1990-09-21 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 11 Menace, Maestro Please Menace, Maestro Please 1990-09-28 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 12 Superhero for a Day Superhero for a Day 1990-09-25 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 13 Back to the Egg Back to the Egg 1990-09-26 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 14 Son of Return of the Fly II Son of Return of the Fly II 1990-09-15 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 15 Raphael Knocks 'em Dead Raphael Knocks 'em Dead 1990-09-15 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 16 Bebop and Rocksteady Conquer the Universe Bebop and Rocksteady Conquer the Universe 1990-09-22 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 17 Raphael Meets His Match Raphael Meets His Match 1990-09-22 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 18 Slash the Evil Turtle from Dimension X Slash the Evil Turtle from Dimension X 1990-09-29 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 19 Leonardo Lightens Up Leonardo Lightens Up 1990-09-29 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 20 Were-Rats from Channel 6 Were-Rats from Channel 6 1990-10-13 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 21 Funny, They Shrunk Michaelangelo Funny, They Shrunk Michaelangelo 1990-10-13 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 22 The Big Zipp Attack The Big Zipp Attack 1990-10-20 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 23 Donatello Makes Time Donatello Makes Time 1990-10-20 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 24 Farewell, Lotus Blossum Farewell, Lotus Blossum 1990-10-27 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 25 Rebel Without a Fin Rebel Without a Fin 1990-10-27 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 26 Rhino-Man Rhino-Man 1990-11-03 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 27 Michaelangelo Meets Bugman Michaelangelo Meets Bugman 1990-11-03 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 28 Poor Little Rich Turtle Poor Little Rich Turtle 1990-11-10 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 29 What's Michaelangelo Good For? What's Michaelangelo Good For? 1990-11-10 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 30 The Dimension X Story The Dimension X Story 1990-09-08 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 31 Donatello's Degree Donatello's Degree 1990-09-08 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 32 The Big Cufflink Caper The Big Cufflink Caper 1990-09-14 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 33 Leonardo VS Tempestra Leonardo VS Tempestra 1990-11-17 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 34 Splinter Vanishes Splinter Vanishes 1990-11-24 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 35 Raphael Drives 'Em Wild Raphael Drives 'Em Wild 1990-11-24 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 36 Beyond the Donatello Nebula Beyond the Donatello Nebula 1990-12-01 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 37 Big Bug Blunder Big Bug Blunder 1990-12-01 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 38 The Foot Soldiers Are Revolting The Foot Soldiers Are Revolting 1990-12-08 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he... Teenage Mutant Ninja Turtles Season 4 :Episode 39 Unidentified Flying Leonardo Unidentified Flying Leonardo 1990-12-08 Four turtles fall into the sewers and are befriended by Hamato Yoshi a Japanese man sent to New York who was forced to live in the sewers. One day he...