It takes a lot of work to make movies, including those B-list ones you half pay attention to while eating chocolate in your bed, but any storyteller knows the hardest part is the ending. Viewers don't appreciate that tweaking those endings could've altered the course of a film's trajectory, and its entire meaning. These 10 movies all made major shifts in their conclusions, without which they may not have been the amazing films we all remember today. Except for The Break-Up. No matter which way you look at it's a solid eating-chocolate-in-bed movie.

1. Pretty In Pink

The 1986 classic teen movie first saw Andie ending up with Duckie, her clearly infatuated nerd BFF. Test audiences did not approve of this true love, so the studio went back and had Andie pick total prepster Blane.