The dispute centred on how much U.S. company Ludlow Music should earn in revenues for allowing Williams and his record company to borrow from late U.S. folk singer Woody Guthrie's 1961 song "I am the Way, " whose copyright it owns.
Am sang "I Gotta Feeling" with octave-hopping pop singer Jessie J, X-Factor alumni JLS produced a medley of hits, while Barlow performed a duet with a painfully out of tune Cheryl Cole.