Bieber, Lambert, Ke$ha Do the Tango

Entertainment By TooFab Staff | 5/16/2010 3:50 PM PT

Justin Bieber, Adam Lambert and Ke$ha were part of an all-star lineup who played KIIS-FM's Wango Tango concert yesterday in Orange County.

From Usher to Kelly Rowland -- check out who else performed at the all-day event!

#AdamLambert

#JustinBieber

#KeHa

#Music

#UsherRaymond

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Bieber, Lambert, Ke$ha Do the Tango

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