All subtlety from the two men is gone, they're watching her almost like animal predators stalking prey.
Darla invites her uncle Gus for supper but her step-father Eric is clearly not happy.
Gus is a bad influence on his brother and he knows it.
While Darla is trying out her new clothes, Gus convinces her to pose for them.
The mood for this third change of outfits is palpably different.