<P> McCartney also performed the song as a kind of encore on Saturday Night Live on 11 December 2010 . The performance was unusual for the show because McCartney had played the two standard songs that musical guests play, then had played a third song ("A Day in the Life"). At the normal conclusion of the show, when host Paul Rudd thanked the cast, McCartney took the stage again for "Get Back", the broadcast of which was partially cut off due to time constraints . </P> <Ul> <Li> Paul McCartney--lead vocal, bass guitar </Li> <Li> John Lennon--lead guitar, harmony vocal </Li> <Li> George Harrison--rhythm guitar </Li> <Li> Ringo Starr--drums </Li> <Li> Billy Preston--electric piano </Li> </Ul> <Li> Paul McCartney--lead vocal, bass guitar </Li> <Li> John Lennon--lead guitar, harmony vocal </Li>

Who sang get back to where you once belonged