By Chuck Arnold Christina Tapper
June 09, 2008 12:00 PM

JORDIN SPARKS breathes more life into “No Air,” her duet with Chris Brown, with a digital-only acoustic version of the Top 5 hit. At

BECK concocts an addictive potion of alt-rock and Doors-esque psychedelia on “Chemtrails,” from his 10th studio CD, due this summer. At

MAROON 5 team with Rihanna for a funky revamp of “If I Never See Your Face Again,” from the upcoming reissue of It Won’t Be Soon Before Long. At