2002 animated film Groove Squad was one of many made-for-TV movies, such as Inspector Gadget and Dennis the Menace, on what series?
Groove Squad: Groove Squad is a 2002 animated film which debuted as a part of Nickelodeon Sunday Movie Toons in late 2002. Nickelodeon Sunday Movie Toons:  Produced by DIC Entertainment, the made-for-TV films are either based on various DIC productions such as "Inspector Gadget", "", and "Dennis the Menace", or are loose adaptations of stories from classic literature such as "Treasure Island" and "20,000 Leagues Under the Sea".
Nickelodeon Sunday Movie Toons