'I keep my evening wear in the dressing room next door': Petra Ecclestone attempts to defend her privileged lifestyle... but doesn't do very well

She's described as one of 'the most spoilt girls in Britain' along with sister Tamara, 26 - but an unabashed Petra Ecclestone has defended her lavish lifestyle with a sneak peek inside her glossy life.Petra, 22, is one of 80-year-old Formula 1 boss Bernie Ecclestone's two daughters - and he recently revealed he’ll have to keep working for many years to fund their lavish lifestyles.But