Vance Joy's "Lay It On Me" (Atlantic) and X Ambassadors' "Ahead Of Myself" (KidinaKorner) share this week's Most Added honors. Other winners include Nine Inch Nails' "Less Than" (Capitol), Cage The Elephant's "Whole Wide World" (RCA) and J.Roddy Walston/The Business's "The Wanting" (ATO).