Puffy, Dre Go for

LOS ANGELES (Top40 Charts) - Puffy, Dr. Dre and Nelly have contributed new songs to the soundtrack for the film Training Day. Dre and Snoop Dogg will have cameos in the film as well as Macy Gray, though she and Snoop are not on the soundtrack.

Training Day, due September 11th, also boasts the unlikely pairing of Puff Daddy and David Bowie on the Bowie classic "This is Not America." That collaboration has been renamed "American Dream." C Murder and Trick Daddy teamed up for a remake of N.W.A.'s "F** tha Police," re-titled "Watch the Police" for the soundtrack. Nelly's "#1" will be the first single off the album, which is due September 11th.

The film, in theaters September 21st, stars Denzel Washington as a veteran L.A.P.D. Narcotics officer who takes rookie cop Ethan Hawke through his first day of training on the job.

Training Day track listing:

Krumbsnatcha featuring M.O.P. "W.O.L.V.E.S."
Golden State featuring Xzibit, "Bounce, Rock, Golden State"
Dr. Dre and DJ Quik co-starring Mimi, "Put it On Me"
Nelly, "#1"
Pharoahe Monch, "F*** You"
C Murder and Trick Daddy, "Watch the Police"
The Lox, "Dirty Ryders"
Napalm, "Crooked Cop"
P. Diddy and the Bad Boy Family featuring David Bowie, "American Dream"
Cypress Hill featuring Kokane, "Greed"
The Clipse featuring the Neptunes, "Guns N' Roses"
Gang Starr, "The Squeeze"
King Jacob and Professor, "Let Us Go"
Roscoe, "Training Day (In My Hood)"
Soldier B, "Protect Your Head"
Mark Mancina, "Wolf of Sheep" (Film Score).