An article written by Ruby Rose has resurfaced and sheds some light on one of her nights out with Katy Perry. "I spectacularly lost dignity (and keys) one night not too long ago. Remember when Katy Perry and I crashed the year 12 formal? I don't," Rose, 40, wrote in a 2011 essay for news.com.au. "I had been off the grog for 30 days - my first attempt at sobriety - and I was out partying with Katy. What I do remember thinking was: 'I'll have a drink tonight, I deserve one. I mean, what's the worst that could happen?'" According to Rose, she didn't stop at one drink "or 10.