Star Tracks
The pop star rocks the mic in L.A. during rehearsals for Sunday's American Music Awards. Plus: Heidi Klum, Matthew & Levi, Rob & Taylor and more
TO THE BEAT
Jennifer Lopez hits the stage at L.A.'s Nokia Theatre on Thursday in preparation for her big performance on Sunday night's American Music Awards. No word on what she'll sing, but it could be a track off her new album Love?, due out in January.
