The Mean Girl star plays a character who agrees to wed a friend to keep him from being sent to serve his country in Vietnam in the 1968-based film. And she admits the day she came to shoot the wedding scene emotions were high reports Contact Music.

Lohan says, "That scene made me cry. It was very strange. The fairy tale wedding is every little girl's fantasy; the cake that's taller than her and a nice dress. "My character is saving Elijah's character from possibly dying, by marrying him and I thought that was important. "My own fairytale wedding will come but right now this is important to me and I think that's a really good message to put out there."

In other news, Lindsay Lohan reportedly refused to let new love-interest Calum Best leave her hotel in the early hours of Tuesday morning because she was convinced he was going to see another woman.

An inside source at the Sanderson Hotel in London told the Mirror: “Staff thought Lindsay wanted them to get rid of Calum - they couldn’t believe they wanted help to keep him there. She was going crazy, demanding to know why Calum had to leave. She wasn’t listening when he told her he had to work.�