Most people know Chaka Khan as the one-woman disco who tore up Top Of The Pops with I Feel For You in 1984. But ten years earlier the bell-bottomed waif fronted funk outfit Rufus, whose mean grooves provided a string of hits. Funk This, first released last year, is characterised by Rufus’s grit and now accommodates natural ally Mary J Blige on the single Disrespectful. Pay attention divas – this is how it’s done.