Billboard Bits: Lady Gaga & Cher Collaborate, Public Enemy To Play ATP, Pearl Jam Unveils Scavenger Hunt
Billboard Bits: Lady Gaga & Cher Collaborate, Public Enemy To Play ATP, Pearl Jam Unveils Scavenger Hunt

Billboard Bits serves up the best bite-sized nuggets of music news and gossip.

Lady Gaga and Cher's 'Greatest Thing' Coming in September
Cher revealed on Twitter that "The Greatest Thing," her forthcoming collaboration with Lady Gaga, will be released in September. The track will reportedly serve as the lead single to Cher's next studio album. ( Idolator)

Public Enemy Playing 'Fear of a Black Planet' at ATP
Public Enemy will perform its classic album "Fear of a Black Planet" in its entirety at All Tomorrow's Parties presents I'll Be Your Mirror festival on Sept. 30, joining a lineup that features Neutral Milk Hotel's Jeff Mangum and Portishead. Company Flow has also been added to the bill.

Pearl Jam Unveils Elaborate Soundtrack Scavenger Hunt
Announcing a tracklist usually involves slapping the songs on the band's website, sending out a press release or two, and calling it a day. But Pearl Jam has opted for an elaborate real-world and online scavenger hunt to reveal the Cameron Crowe-curated, rarity-studded list of 29 songs on the Columbia Records soundtrack to Crowe's upcoming PJ doc, "Pearl Jam Twenty." Starting at 10:30 this morning and released every half-hour, clues to places both physical (the Jumbotron in New York's Times Square), virtual (hidden on Facebook and PBS.org), and somewhere in between (by calling a Seattle phone number, announced on Pearl Jam's Sirius radio station) have been posted at PJ20.com and augmented by @PearlJam and fan tweets using #PJ20.

Queen Latifah, Taio Cruz, Greyson Chance Part of U.S. Open
Artists and celebrities have signed on to participate in the U.S. Open tennis tournament: Queen Latifah will be part of a somber moment as the tournament pays tribute to 9/11 victims on Sept. 11. The Aug. 29 opening-night ceremony will include a performance by Taio Cruz and Greyson Chance. Festivities will kick off the week before with a concert by Girl Talk and Matt & Kim in Manhattan. ( Associated Press)

Diplo to Subway: 'I Used to Steal From You'
Diplo admitted on Twitter that he used to steal from Subway restaurants, but the sub chain is pretty understanding. "It's cool. We'll forgive you if you make us an awesome remix of the $5 FOOTLONG jingle," the official Subway Twitter responded. (@diplo)

Kevin Federline Welcomes Baby No. 5
Kevin Federline, who shares two children with Britney Spears as well as two children with ex-girlfriend Shar Jackson, welcomed a baby girl named Jordan Kay with girlfriend Victoria Prince on Monday. K-Fed and V-Prince began dating at the end of 2008. (People)

(Reporting by Jason Lipshutz and Jessica Letkemann)