Hi I looking for the name of a film it up to 10 years old

its about a guy who gets dumped at the start of the film by his girlfriend on a beach I think he has two or three friends who then go on a trip with him in some sort of a van along the way he meets a girl who at the end of the film he falls in love with, at the end of the film to get the girl he has to go to some lighthouse where she is a waitress its a comedy teenage film

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