When Brittany is talking to Santana near the end of the episode, her side bangs keep switching for being tucked behind her ear to hanging loosely down the side of her face.
In the scene where Blaine and Kurt are talking over coffee, the view of the back of Blaine's head shows his hand is flat on the side of his face. The view of the front of his face shows his hand in a curled position.
At the end when Britney and Santana are having their heart to heart talk, Britney's bangs keep moving from being down along her face to being brushed back on her head.