"I'm 20 years old. Is it a crime to go ... dancing with your friends?" That's what party girl and actor Lindsay Lohan said to Oprah Winfrey in her own defence - and it's a pretty good one. Lohan has been accussed of unprofessional behaviour in the past, but her latest director Emilio Estevez says she turned up on set on time and did the best work of her life in his movie, Bobby, about Robert Kennedy's assassination.