Dancin' Thru the Dark (1990)

Linda is out on her hen night while her fiance Dave is out on his stag night. Linda is having major doubts about getting married. Both groups end up at the same club, only to discover that its band is fronted by her ex-boyfriend - and the love of her life - Peter. Linda has to decide: does she stay and settle down with Dave, like her friends want her to, or does she chuck it all in and run away with Peter?