Republic's iTunes dominion

FLYING HIGH: Monte Lipman's Republic now has six of the Top 10 tracks at iTunes—five from Taylor Swift's brand-new Big Machine set, plus the Jessie J/Ariana/Nicki "Bang Bang" (Lava/Republic). Meanwhile, two more Taylor cuts and three hits on David Massey's Island, Tove Lo's "Habits," Fall Out Boy's "Centuries" (DCD2/Island) and Nick Jonas' "Jealous," are in the Top 20. Way to download the ethos. (10/27a)