Everyone's posing like Usain Bolt even Elmo, Abby Cadabby and Grover - London 2012 fever! Report by Lisa Snell. Subscribe to The Showbiz 411! www.youtube.com More Elmo! Elmo sings Call Me Maybe: youtu.be St. Elmo's Fire: youtu.be Katy Perry duets with Elmo: youtu.be Elmo perform's Beyonce's Single Ladies: youtu.be Like us on Facebook: www.facebook.com Follow us on Twitter: twitter.com .