In answer to suggestions of racism:

"In 1946 Beryl and George toured South Africa shortly before formal racial apartheid was introduced, where they refused to play racially-segregated venues. According to Formby's biographer, when George was cheered by a black audience after embracing a small black girl who had presented his wife with a box of chocolates, National Party leader Daniel François Malan (who later introduced apartheid) phoned to complain; Beryl replied 'Why don't you piss off you horrible little man?'." (Wiki)