According to insiders, a TV spot that was just filmed for the new Motorola ROKR features a barrage of A-list musicians: Madonna, Little Richard, Iggy Pop, Bootsy Collins, Lil’ John, The White Stripes, Sleater-Kinney, Sum 41, Mya, Pussycat Dolls, Billie Joe (from Green Day). Look-a-likes of Beethoven, Jimi Hendrix and Biggie Smalls.

This was Madonna’s first work after a recent horseback riding accident. She is said to be making ยฃ1 million for the campaign, though that could include future ads.

The first Motorola ROKR phone is expected to debut on Wednesday (September 7th).