Guest Stars Jane Lynch voices Donna Melissa Fumero voices Sophie Russell Peters voices Aman Wanda Sykes voices Linda Sarayu Blue voices Diya Gary Cole voices Lamont Frank Welker voices William Cherry Jones voices Victoria Kulap Vilaysack voices Lola Sara Ramírez voices Amber Vanessa Williams voices Dr. Perdue Gary Anthony Williams voices Don Jason Mantzoukas voices Scrappy Kari Wahlgren voices Chestiny Melissa Fumero voices Uncle Scoobi