Los Angeles: "Cut me some slack", written and sung by Dave Grohl, Paul McCartney, Kris Novoselic and Pat Smear, won the best rock song trophy at the 56TH Annual Grammy Awards.
The ceremony was held Sunday at the Los Angeles Staples Center.
The other songs nominated in the category were "God is dead?" By Black Sabbath and "Panic station" by Matthew Bellamy from the British band Muse.
