EVEN by Chris Brown’s bridge-burning standards, last month was a calamitous one for the Grammy-winning R&B bad boy. During the final days of June, he was sued over an alleged physical assault, dumped by his well-respected publicist, accused of trashing a villa in Ibiza, Spain, and implicated in threatening a female tour manager in what she describes as a drug-fuelled tirade by the “Back To Sleep” performer.