THE opening of the movie Barbie on Wednesday is being hailed as one of the biggest at Wallis Cinemas, with the film expected to gross $150 million worldwide over its opening weekend.

Venue manager Connor Irwin said it would undoubtedly be one of the biggest films of his time at the cinema.

"In terms of our girls' night out, it's been the biggest one I've seen in seven years ... it's probably bee...