All Grown Up!
 is an American animated television series created by Arlene Klasky and Gábor Csupó for Nickelodeon.
 It is a spinoff of "Rugrats" and takes place about ten years after the original series where the characters are now pre-teen to teenage.
 Tommy, Dil, Chuckie, Phil, Lil, Kimi, Angelica and Susie now have to deal with teenage and pre-teen issues and situations.
Rugrats is an American animated television series created by Arlene Klasky, Gábor Csupó and Paul Germain for Nickelodeon.
 The show focuses on a group of toddlers, most prominently Tommy, Chuckie, twins Phil and Lil, and Angelica, and their day-to-day lives, usually involving common life experiences that become adventures in the babies' imaginations.
 Adults in the series are almost always unaware of what the children are up to.
The "Rugrats" film series is a series of animated comedy adventure films based on the popular Nickelodeon cartoon, "Rugrats", created by Arlene Klasky, Gábor Csupó, and Paul Germain.
 The TV series, one of Nickelodeon's all-time most popular and longest-running cartoon series, ran from 1991 until 2004, while three films were released in 1998, 2000, and 2003.
 The three films received mostly mixed reviews from film reviewers, but were all commercial successes, collectively grossing nearly $300 million worldwide.
Paul Germain (born June 6, 1959) is an American animation screenwriter and producer.
 Among the shows Germain has written, produced or directed are "Rugrats", "All Grown Up!
", "The Simpsons", "Recess", "Even Stevens", "Lloyd in Space", "The Tracey Ullman Show", and "Beethoven: The Animated Series".
 Germain (along with Arlene Klasky and Gábor Csupó) was one of the creators of the award-winning animated series for Nickelodeon "Rugrats" and was a primary creative force for the series.
 With his "Rugrats" colleague Joe Ansolabehere, he is the creator of "Recess" and "Lloyd in Space".
Rocket Power is an American animated television series created by Arlene Klasky and Gábor Csupó, the creators of "Rugrats".
 The series ran on Nickelodeon for four seasons from 1999 to 2004.
 The show mainly revolves around four friends and their daily lives of playing extreme sports, surfing, and getting into various situations.
Klasky Csupo ( ) is an American multimedia entertainment production company which specializes in animation and graphic design and located in Hollywood, Los Angeles, California.
 It was founded by producer Arlene Klasky, animator Gábor Csupó and their nephew Attila Csupó, hence the company's name.
Arlene Klasky (born May 26, 1949) is an American animator, graphic designer, producer and co-founder of Klasky-Csupo with Gábor Csupó.
 In 1999, she was named one of the “Top 25 Women in Animation” by "Animation Magazine".
 She is most known for co-creating the animated series "Rugrats" with her husband Gabor Csupo and Paul Germain.
Glenn Eichler is an American comedy writer who started out as an editor for "National Lampoon" magazine.
 From there, he moved over to work as story editor for the MTV television shows "Beavis and Butt-head" and "The Maxx".
 He was later responsible for co-creating and producing the television show "Daria", a spinoff from "Beavis and Butt-Head", for MTV as well as "Hey Joel" for VH1.
 He has also written for such shows as "Rugrats", "Married... with Children", and "The Wrong Coast", a stop-action animation mini-series for the American Movie Classics cable channel.
 He currently writes for "The Late Show with Stephen Colbert" on CBS after also writing for Stephen Colbert in Comedy Central's "The Colbert Report".
Thomas Malcolm "Tommy" Pickles is a fictional character that appears in the Nickelodeon animated television series "Rugrats" and its spin-off "All Grown Up!
" as the protagonist of the shows.
 He is voiced by E.G. Daily and first appeared on television in the "Rugrats" episode "Tommy's First Birthday".
 Tommy was created by Arlene Klasky and designed by Gábor Csupó.
 Klasky was taking care of her fifteen-month-old son when the idea of a show about a one-year-old's point of view came to her, the day before she, Csupó, and Paul Germain were scheduled to pitch a show to Nickelodeon for their Nicktoons series.
 The character is named after Germain's son.
 Tommy last appeared in the "All Grown Up!"
 episode "Golden Boy".
"Rugrats" is an American animated television series created by Arlene Klasky, Gábor Csupó and Paul Germain for Nickelodeon.
 The show focuses on a group of toddlers, most prominently Tommy, Chuckie, twins Phil and Lil, and Angelica, and their day-to-day lives, usually involving common life experiences that become adventures in the babies' imaginations.
 Adults in the series are almost always unaware of what the children are up to.

Question: The writer of National Lampoon has also written for what animated television series created by Arlene Klasky, Gábor Csupó and Paul Germain for Nickelodeon?
Answer: Rugrats