On today's This Week In Youtube #121, Larry King sings "Poker Face" on Seacrest's morning show, girls does a pull up and drops down, and Keenan Cahil lip syncs to Beiber. Join Lon Harris and Kat Steel as they bring you the hottest videos on Youtube. Mystery FAIL Man: www.youtube.com Chin up FAIL: www.youtube.com TALK SHOW WACKO: www.youtube.com Baby (With Me): www.youtube.com Raw Video: Man Scales San Francisco Skyscraper: www.youtube.com Chinese Playing Cards Factory: www.youtube.com Larry King Sings "Poker Face": ... 

Music video by Beyoncé performing Video Phone. (C) 2009 Sony Music Entertainment ... 

Music video by Lady Gaga performing Telephone (Clean Version). Watch this video with lyrics at www.vevo.com (C) 2010 Interscope Records. ...