Steve Whitmire: Beaker, Rizzo the Rat, Kermit the Frog

Quotes 

• Kathy Ireland : What are you doing here?

  Rizzo the Rat : Huh? Oh, I jumped the split screen. I need buns of steel by Friday. Heh!

• Rizzo the Rat : Hey, Clifford, this guest star weighs a ton! Maybe we really don't need to drag him all the way to the basement.

  Clifford : Well, what do you usually do with a dead body?

  Rizzo the Rat : I'm a rat. You don't wanna know.

• Clifford : Aw, man, we've got to find somebody who can get us a guest star. Somebody with decades of experience, somebody with the wisdom of Solomon and the vision of DaVinci and the brilliance of Einstein.

  Dr. Bunsen Honeydew : Well, there's only one person who could fit that bill.

  Rizzo the Rat : [holds up a mobile phone]  And I've got her on the phone!

  Clifford : You mean...

  Rizzo the Rat : Yes!

  Clifford , Dr. Bunsen Honeydew , Rizzo the Rat : Kathy Ireland!