Under The Covers: Other Artists Covering Beatles Songs: ‘All Together Now’- from the Yellow Submarine song- this was a children’s sing a long song written by Paul McCartney for the Yellow Submarine movie. Here is Andre 3000 of OutKast’s version.
UNDER THE COVERS: OTHER ARTISTS COVERING BEATLES SONGS: ‘ALL TOGETHER NOW’-ANDRE 3000
slicethelife 
I like his funkification of the song.