Gwyneth Paltrow and CeeLo Green at the 2011 Grammys

Gwyneth Paltrow (right) and CeeLo Green (hidden under feathered costume) perform his hit "Forget You" on The 53rd Annual Grammy Awards. The date was February 13, 2011. The song's true title included an expletive, but "Forget You" is the version they performed for telecast. Muppets were also involved.