What is referred to by 'and the sunshine band'?

What is referred to by 'and hutch'? What is referred to by 'and the crickets'? What is referred to by 'and the gang'? What is referred to by 'and the pips'? What is referred to by 'and the wailers'? What is referred to by 'artichoke aka the sunchoke'? Based on the clue 'as a bug in a rug', what is the answer? What is referred to by 'as a mule'?