Complex sentence: During the late 1980's he became good friends with former The Smiths' vocalist Morrissey who once asked him to be his manager, Chas declined claiming "I didn't fancy having to iron his socks".
Split into simpler sentences: During the late 1980s, he became good friends with former The Smiths'vocalist Morrissey, who once asked him to be his manager. Smyth declined, claiming "I didn't fancy having to iron his socks".