A guy thinks he slept with a woman he just met and cheated on his fiance, but later finds out nothing happened. The woman had broken up with her boyfriend over his last cheating.
An old rich woman drinks wine she shouldn't have. Guys get drunk at a bachelor party. People drink after unknowingly getting high at a rehearsal dinner.
Someone's weight is commented on, as a character is surprised that someone of his size is light on his feet as a dance instructor, but it isn't said to him personally and isn't meant as a fat joke.