JOHN MAYER fans will applaud four 10-song sets from his summer tour, with selections hand-picked by the singer-songwriter, at iTunes.
PRINCE, still on his hot-selling tour, continues his roll with three Musicology
B-sides: the snappy "Magnificent," the funky "The United States of Division" and the sultry "Silver Tongue," at npgmusicciub.com.
BEN FOLDS unfurls Super D, the last of three online EPs, featuring a raucous piano version of the Darkness's "Get Your Hands off My Woman," at attackedbyplastic.com.
ALICIA KEYS (right) gets some help from the ubiquitous rapper Kanye West
on a thumping remix of her soulful Top 10 hit "If I Ain't Got You," at iTunes.