The 16-year-old admitted he would chop his iconic locks off for a movie role.
He told Entertainment Tonight: 'I would definitely consider [shaving it off for a film role] because hair does grow back.'
Justin's new flick Never Say Never is set for release in the US just days before Valentine's Day.
As for Bieber's plans for the romantic holiday, he said: 'I'm going to go to the theatre and surprise my fans.'
Although, it doesn't look like the U Smile singer will be spending the day with rumoured girlfriend Selena Gomez, as he says she is just his friend.