Young Hollywood is on the set of YouTube's "Dance Showdown" (http://www.youtube.com/channel/SWuCGKBYljRRU), where popular online personalities compete against each other for dancefloor glory! Judges Joey Fatone and Laurieann Gibson chat with us about the premise and their feelings about the contestants; Joey speaks briefly on his return to "Dancing With The Stars" all-star edition, and Laurieann reminisces about her involvement with the infamous Lady Gaga Egg Performance from the 2011 Grammys! Hosted by Erika Ross (@erikaross_)..