Sugah 'n' Spice
From Rocklopedia Fakebandica
Home Movies (first aired 10 Nov. 2002). They're actually doubly fake, since they're a fake rap trio that appear in a fake film that's within a real TV show.
MCs are Melissa Robbins (Melissa Bardin Galsky) and Jason Penopolis (H. Jon Benjamin). DJ is Brendan Small (Brendan Small).