Aliens or monsters that clap their mouths fast

A man hears a sound of unknown origin. He consults with a sound engineer who helps him decode the sound. Aliens are coming.

Aliens are turning people into mutants. Opening scene features claymation.

Inspired by DreamWorks Animation's 2009 blockbuster feature film, this new series follows the further adventures of the beloved monsters- B.O.B., the gelatinous blob without a brain; Link, the prehistoric fish-man; Dr. Cockroach, the half-man/half-insect mad scientist; and Susan (aka Ginormica), the incredible growing woman-as they defend Earth from various alien and supernatural threats.