BB King

BB King apologises for erratic St Louis show

His rep has said the blues legend forgot to take his diabetes medication

BB King heckled at bizarre St Louis show

Fans walked out during the 88-year-old blues legend's erratic gig

Barack Obama sings with BB King at the White House – video

The US President treated the crowd to a few lines from 'Sweet Home Chicago'

BB King ‘comes out of retirement’ for UK shows

Guitar legend returns for arena shows this June