Who is the biggest prankster on the set of Disney's "Lab Rats"? That is a question that is up for some debate when Young Hollywood goes behind the scenes of the show and poses the query to the cast! Hear thoughts on that plus superpowers and possible guest stars from Hal Sparks, Billy Unger, Angel Parker, Kelli Berglund, Tyrel Jackson Williams, and Spencer Boldman! Hosted by Oliver Trevena (@olivertrevena)..