Lady GaGa

Lady GaGa is glam pop singer and songwriter who emerged from the New York underground into the pop mainstream in 2008 with the hit single "Just Dance."

Lady Gaga soared into the pop spotlight at the tail end of 2008 and within a year was one of the world's biggest pop stars. These are 10 of her best songs.

The best in visual accompaniment to the hits of Lady Gaga.

Lady GaGa is the hottest new pop artist of 2009. These photos trace her quick climb.