Cage The Elephant's "Ready To Let Go" (RCA) remains #1 for a second week, and will have a lengthy run at the top spot. Vampire Weekend's "Harmony Hall" (Columbia) enters the Top 10. Black Keys' "Lo/Hi" (Warner Brothers) rockets to #13, up 850 spins. Catfish & The Bottlemen's "Longshot" (Capitol) arrives in the Top 15. Half Alive's "Still Feel" (RCA) is now a Top 20 track. And Mumford & Sons' "Beloved" (Glassnote) makes its chart debut.