Add Yahoo as a preferred source to see more of our stories on Google. And it's a TV legacy that O'Malley is open to revisit, as the performer previously revealed to PEOPLE. "I'm really, really proud ...

This action-packed half-hour lets kids loose in a fantasy sports landscape filled with crazy obstacles. Basketball is taken to its limits in Slam Dunk while rock climbing reaches new heights on the ...

TV is packed with physical competitions for grown-ups, from America Ninja Warrior to Survivor to The Challenge. But 25 years ago, Nickelodeon debuted an action-sports competition entirely for kids: ...