Sesame Street/The Fairly OddParents

Cast

 * Big Bird as Timmy
 * Ernie as Timmy's Dad
 * Ernestine as Timmy's Mom
 * Grover as Cosmo
 * Betty Lou as Wanda
 * Elmo as Chester
 * Oscar as Mr. Crocker
 * Bert as Dinkleberg
 * Hans (from Frozen) as Dr. Lawrence Madsen
 * as JB
 * Farnsworth (from The Little Engine That Could) as Mr. Fluffypants
 * as Barkmeat
 * as Owl
 * as The Chicks
 * as Monkey
 * as Spider
 * Sam as Pokernatior
 * Sid as Darth Bliazer
 * Biff/Sully as Servace