Irish rockers U2 [ tickets ] appear at the Special Olympics in Dublin, Ireland, on Saturday (6/21), a performance that will be televised in Ireland.

Appearances by The Corrs, Samantha Mumba, Ronan Keating, Nelson Mandela and Muhammad Ali are also planned.

Tom Petty and the Heartbreakers and Bob Dylan [ tickets ] will co-headline an Aug. 9 concert at the PNC Bank Arts Center in Holmdel, NJ. The show was organized after the cancellation of the Bonnaroo NE festival, where both artists were scheduled to perform.

Cold [ tickets ] has dropped off of the Lollapalooza tour, choosing instead to ""take a short break from the road," according to a statement issued by the band's management.

Siouxsie and the Banshees--who reunited for a tour last year after a lengthy respite--are due to release a new live CD and a separate DVD on July 22. The material was recorded in the summer of 2002, during two shows at Shepherd's Bush Empire in London.

The Recording Industry Association of America announced that it has sent cease-and-desist letters to five people it suspects are illegally offering huge amounts of copyrighted music for download.

The RIAA's letters demand that the five people immediately stop the sharing of their music via the Internet. Four of the suspected file-sharers are subscribers to Verizon Internet Services--which was recently ordered by a court to reveal the names of the suspects to the RIAA--and the fifth subscribes to Earthlink.