Zac Efron and Vanessa Hudgens enjoyed a late night trip to watch Avatar on Sunday.

The couple were spotted leaving a screening of the James Cameron-directed blockbuster in Hollywood.

Both dressed in casual outfits, Zac and Vanessa held hands as they signed autographs for fans outside the cinema.

Vanessa Hudgens and Zac Efron enjoy tip to watch Avatar in Hollywood.

Avatar has become the fastest movie ever to reach $1billion following its release three weeks ago.

The movie, which has been ten years in the making, took $350million in the US and $670million in the UK.

Zac and Vanessa - A love story in pictures