Bono's been in the studio with Tony Bennett, recording a track for the legendary singers 'Duets' album, out in September.

Bennett, 80 next month, has a galaxy of stars joining him on the record including Elton John, Barbra Streisand, Paul McCartney, Sting and Stevie Wonder. All the artists went into the studio with Bennett and when U2 were in LA for the Grammy Awards earlier this year Bono joined him one night to record 'I Wanna Be Around'.

'Each duet artist brought their own soul and sensibility to their song performance, ' said Bennett. "It was a wonderful gift for my birthday to be able to record with these talented musicians.'
More news nearer the release, meantime here's the tracklisting for Duets.

"Boulevard of Broken Dreams" with Sting
"Smile" with Barbra Streisand and Pinchas Zukerman on violin
"Put on a Happy Face" with James Taylor
"The Shadow of Your Smile" with Juanes
"Rags to Riches" with Elton John
"The Very Thought of You" with Paul McCartney
"Lullaby of Broadway" with Dixie Chicks
"Cold, Cold Heart" with Tim McGraw
"The Best Is Yet to Come" with Diana Krall
"For Once in My Life" with Stevie Wonder
"Are You Havin' Any Fun?" with Elvis Costello
"Because of You" with k.d. lang and Chris Botti on trumpet
"Just in Time" with Michael Buble
"Sing You Sinners" with John Legend
"The Good Life" with Billy Joel
"I Wanna Be Around" with Bono
"How Do Keep the Music Playing" with George Michael
"I Left My Heart in San Francisco" with Bill Charlap on piano