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The movie is a British-German romantic comedy-drama film called Love, Rosie (2014) . It is based on 2004 novel Where Rainbows End by Cecelia Ahern. The film stars Lily Collins, Sam Claflin, Tamsin Egerton, Suki Waterhouse, Jaime Winstone and Lily Laight. The movie revolves around two high school bffs (best friends forever), Alex and Rosie. Below is a portion of the plot synopsis describing the events in the question: Rosie Dunne and Alex Stewart have been best friends since they were little kids. The movie opens on Rosie sitting alone looking dejected at a table, while wedding guests mingle around her. It then cuts to the past, and Rosie and Alex are at a bar. They are celebrating Rosie's...
Full answer by SMIth: https://movies.stackexchange.com/a/78223 (CC BY-SA 3.0).
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