On Air Now
Rob Howard & Lauren Layfield 6am - 10am
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Fifth Harmony: 9 Pop Star Tips To Prepare Them For Their #CapitalSTB Debut
Usher kept the Ball crowd screaming by bringing out Biebs during his set in 2011. Justin joined Usher during his final song, 'OMG', and proved that a great special guest will guarantee your performance will go down in Summertime Ball history.