Continuity mistake: When May is talking to Ambrosia about her nice legs, Ambrosia drinks from a milk carton with her right hand. In the next shot when she twirls around for May, the carton is in her left hand. (01:11:15)
Continuity mistake: When May is standing outside, hearing Adam say he dumped her, Adam's girlfriend takes the cigarette from his hand. In the next shot the cigarette is back in his hand. (00:43:10)
Continuity mistake: The position and colour of the lipstick kiss print on the Suzie Doll Glass keep changing throughout the movie, but it is most noticeable from the inital shot to the second shot. (00:24:35 - 00:28:45)
Continuity mistake: When May is sitting eating her food at a table outside, and she sees Adam, he removes his gloves twice, once as he walks through the door, and again as he sits down. (00:05:20)
Continuity mistake: Position of Adam's arms as May tells her gross out story. (00:20:25)
Continuity mistake: The amount of drink in Adam's glass after he drinks it, and when it's on the table changes, as him and May sits at the table and eat macaroni cheese. (00:35:50)
Continuity mistake: The position of the files on the table in front of May. (00:29:45)
Continuity mistake: On Halloween night when May goes around to Polly's, as May sits and listens to Polly talking about her doctor, her dress strap is alternately up / down. (01:08:40)
Continuity mistake: The cat in May's laundry basket keeps disappearing then reappearing between shots, when she is in the laundromat, and when Adam enters and as they talk. (00:48:50)
Continuity mistake: When May is in the elevator, there is a pack of cigarettes in her laundry basket. Between shots the packets keeps alternating from open / closed. (00:17:55)
Continuity mistake: When May bashes the top of the Suzie Doll case, it's outer glass casing cracks. The crack goes through the lipstick print. In the next shot it doesn't. (00:28:35)
Continuity mistake: Positions of the clothes in May's and Adam's laundry baskets. (00:16:25)
Continuity mistake: When May blows out the candles on her cake one candle is left lit. In the next shot all candles are out. (00:01:50)
Continuity mistake: After May bites Adam's lip, she takes Adam's bloody hand and smears blood over her chin and neck. The amount of blood on her keeps changing after that. (00:40:40)