Sit! Stay! Fetch! Gil wants to adopt a puppy! But the Bubble Guppies have to learn how to take care of a pet before he can bring the little guy home. It's going to be the best doghouse EVER! But ...

STATEN ISLAND, N.Y. -- What do Jessica Alba, Kenan Thompson, Melissa Joan Hart and Emma Roberts all have in common? The big-name entertainers all got their start on Nickelodeon. Ten-year-old Leah ...