When it comes to most classic films, each and every scene is perfect to a T. Not a single thing seems out of place and the actors are always right on cue. But believe it or not, it's usually the total opposite behind the scenes, and actors are bound to experience some painfully awkward filming moments.
Click through the gallery to see all the classic movie scenes that were actually awkward to film.
In the window-shopping scene, it appears as if Audrey Hepburn is in a peaceful, empty area, but believe it or not, tons of fans were watching her film it. This made her really nervous and she ended up making tons of mistakes before finally getting it right.