Bubble Guppies/Who's Killing the Muppets?

Cast
And more
 * Goby as Gonzo (Both Begins With G)
 * Nonny as Waldorf
 * Deema as Camilla The Chicken
 * Farmer Joe as Fozzie Bear
 * Mr. Grouper as Steve Martin
 * Penguins as Themselves
 * Gil as Kermit The Frog
 * Molly as Miss Piggy