The Rolling Stones [ tickets ] are currently in Toronto, where they're rehearsing for their upcoming world tour.

According to the band's official website, Toronto has played host to the Stones' tour rehearsals since the group's 1989-90 "Steel Wheels" outing.

The Stones launch their tour Aug. 21 in Boston.

Wilco [ tickets ] will be the opening act for The Rolling Stones' Oct. 15 tour stop in Atlanta, and will also appear on this year's Farm Aid, benefit set to take place Sept. 18 at the Chicago area's Tweeter Center.

Christina Aguilera [ tickets ] cut two tendons in her arm in a household accident, and is wearing a cast and sling, according to People Weekly. She reportedly cut herself while picking up a piece of broken glass from a vase her dog knocked over.

"Billy F Gibbons: Rock and Roll Gearhead," a book by the ZZ Top [ tickets ] guitarist with Tom Vickers, is due in stores this October.

In the book, Gibbons "riffs on his teenage garage-band years, his four-decade recording career, his experiences with icons like Jimi Hendrix and Chuck Berry and life on the road," according to a press release. He also tells the tales behind "dozens of guitars from his collection of more than 600," including the "Furry One" made famous in the band's videos.