<Li> Squeak (Voiced by Kathleen Laskey): An anxious pink, female mouse who lives under a brick and always worries about what could go wrong . </Li> <Li> Tom (voiced by Matthew Knight): A sly, male blue - and - black kitten who often tries to eat Peep, Chirp, and Quack . He is the sole antagonist . </Li> <P> Music for Peep and the Big Wide World is composed by Terry Tompkins and Steve D'Angelo, from Eggplant . The opening theme is performed by Taj Mahal . </P>

Who sings peep and the big wide world theme song