John Fogerty performed with the Foo Fighters and Jennifer Hudson; R Kelly debuted a tribal song in tribute to Nelson Mandela; and Miley Cyrus basically called the audience old.
Clive Davis' annual pre-Grammy gala featured performances from Lionel Richie and newcomers such as Lorde and Macklemore & Ryan Lewis.
Neil Diamond, Taylor Swift, Rihanna, Metallica, Joni Mitchell, Stevie Wonder, Smokey Robinson and Rod Stewart were among the A-listers who attended the four-hour Grammy Awards party at the Beverly Hilton in LA.
Meanwhile, the Beatles have been honoured with a lifetime achievement award at a star-studded ceremony.
The Recording Academy Special Merit Awards ceremony was the first of several celebrations of the surviving Beatles, Ringo Starr and Paul McCartney.
The two appeared at the Grammy Awards last night and will be the subject of a television special programme to air in the US on February 9 – the 50th anniversary of the Beatles' first performance in the US.
Yoko Ono and Olivia Harrison, the widows of Beatles John and George, accepted the honours for their husbands.