Connor -

Why did the grasshopper go to the doctor?  Because he was felling a bit "jumpy."

Maggie -

Why did the turkey go to the hospital?  Because he had one foot in the "grave-y."

Smilin' Simon -

What do you call a dinosaur with carrots in his ears?  Anything you want, he can't hear you.

Cool Cody -

What did the grass say to the weed?  How are you "dew-ing."