Avril Lavigne has revealed that she vowed never take her clothes off 'like Britney Spears and Christina Aguilera'. The 26-year-old Canadian singer said that in the early days of her decade-long career, people expected her to follow in their footsteps and take to the stage wearing next to nothing. But talking to the Daily Mail, she insisted that it was always her intention to keep her clothes firmly on. "In the beginning some people expected me to be like Britney and Christina and take my clothes off, but I was never going to strip for anyone," she said. "When you're in the limelight, people judge you and everything you do sends a message out to your fans. "I've never conformed to what people think a female pop star should be.