1. Sigur Rós, Valtari

Blues and roots seem to be all the rage this week, but there's still room for weird Icelandic music sung in a made-up language.

2. JD McPherson, Signs & Signifiers
This family-friendly rockabilly dude is making waves. We’ll let you know how Mr. McPherson’s Portland show went at wweek.com.
3. Alabama Shakes, Boys & Girls

The band's first full album, which came out in April, continues its ascension from buzz band to rock institution.

4. Jack White, Blunderbuss

God, you people are really rocking out this summer, aren't you?

5. Bonnie Raitt, Slipstream

Hot new artist alert!