Grohl says McCartney was the "sweetest, nicest, most awesome person"
The track will feature on Grohl's forthcoming Sound City documentary
Foo Fighters man's documentary about the legendary recording studio will premiere next week (January 18)
Of Monsters and Men and Lykke Li also rewarded at Festival Awards Europe 2012
Stevie Nicks, John Fogerty, Krist Novoselic and Pat Smear will all play a concert at Sundance next week
The Sound City Players will feature artists appearing in Grohl's debut film
Taylor Hawkins takes vocals with Dave Grohl on drums for live cover
Clip taken from Bob Mould documentary See a Little Light: A Celebration of the Music and Legacy of Bob Mould
Ex-sticksman is quick to deny rumours following recent collaboration with Paul McCartney
Film will be aired for first time at Utah event in January