Despite her recent stint in hospital and her father’s desperate efforts to keep her in line, it appears Amy Winehouse hasn’t been able to shake her bad habits. Amy was seen with a white substance in her nostrils during yet another erratic night out in Camden. She emerged from the Monarch Pub, where she had spent the evening DJing, at 2am and in typically bizarre fashion picked up a Budweiser cardboard box to hide her face as she piled into a cab.