In the scene where Rebecca comes over to Sam at the bar to ask if he got anything for Woody's opening night, we see Sam talking to a blonde woman wearing a light colored outfit. When Rebecca is walking away the woman at the bar is now a brunette with a dark blue outfit on. In fact both women are sitting at the bar. Sam continues talking to the blonde woman but the camera angle only shows the brunette.
While Carla talks to the regulars about Eddie's will, the dart players in the background are not using darts.
Woody asks Frazier what it was like to live in the 1960's but the actor Woody Harrelson was born in 1961 and it's already been said by Rebecca that Woody is too old for his collage aged girlfriend Kelly.