As Lady Antebellum's "Need You Now" notches a second week at No. 1 on the Billboard 200, new efforts from Lil Wayne, Nick Jonas and Rob Zombie debut in the top 10 . . . Meanwhile, the Grammy Awards make major waves on the tally. Sales surge for winners and performers like Lady Gaga, the Black Eyed Peas, Taylor Swift, Zac Brown Band, Beyonce, Pink, Kings of Leon and Dave Matthews Band.
