Visible crew/equipment: After Ivy and Sylvia crash into the tree you can see the reflections of the crew and the boom mike on the side of the car when Ivy wakes up.
Continuity mistake: At the party Daryl takes a glass off the tray that Ivy is holding which leaves one, but in the next shot when Ivy walks away the tray is empty.
Visible crew/equipment: When Ivy and Sylvia are fighting in the car just before they crash, the equipment holding the camera onto the car is visible in some shots.
Revealing mistake: When Ivy falls to her death you can see her blinking when the rain hits her eyes just before the film fades to black.
Continuity mistake: When Sylvia and Ivy are trying to win over the dog, Fred, Ivy's coat changes position many times between shots.
Audio problem: When Georgie is in bed and takes a glass from Ivy, she says, 'He doesn't drink' But her mouth or jaw don't move.
Continuity mistake: The blood on Sylvia's head changes during the end scenes of the movie.
Continuity mistake: In the opening scene when Sylvia is drawing Ivy's tattoo, here cigarette changes sizes from not very much to almost just lit between shots.
Continuity mistake: When Sylvia invited Ivy over to hang out, Ivy holds her school books under different arms between shots.
Continuity mistake: Right at the start of the film, a dog has been run over by a car. To put it out of its misery, Ivy kills it. As she does, a whole lot of blood splashes on to her face. However, in the next shot, the blood is no where to be seen.