Paul McCartney was lead vocals for what band ?
* " Y Not " ( 2010 ) ** Paul McCartney played bass on " Peace Dream " and , listening to Starr 's already finished tracks for the album , spontaneously improvised and recorded harmony vocals for " Walk With You " which were then included to the final version of the song James Taylor * " James Taylor " ( 1968 ) ** Paul McCartney played bass on " Carolina in My Mind " .