John Ritter (Clifford), Kel Mitchell (T-Bone), and Cree Summer (Cleo) each starred on a successful sitcom prior to this show. Ritter starred on "Three's Company", Mitchell starred on "Kenan & Kel", and Summer starred on "A Different World".
T-Bone: Come back, you're still half dirty!
Lili over cellphone: It's just fog fog fog! we did
During the end card, if you look closely at the "The End" text, you can see the pages touching it before it wipes out.