Continuity mistake: In the bedroom scene the bedding at the head of the bed slightly changes from one position to another and then back again.
Continuity mistake: After dinner, Rafi and Lisa are in the kitchen putting away the food. Rafi puts the meat in a food container and Lisa closes it. After Rafi sits down the same container is open again.
Continuity mistake: During the concert when Johnny and June are singing Jackson, Johnny's guitar strap goes from a thick patterned strap to a thin leather strap. His outfit also changes from black to blue.
Continuity mistake: Near the end of the film, Annette tells Carlo about her feelings, and they kiss in the kitchen of Prestolani's. At the same time, Joe and Gina are in the adjoining rear courtyards of Prestolani's and Montebello's and both restaurants catch on fire because of the faulty utility pole. Annette and Carlo are supposed to be inside Prestolani's, yet are never shown escaping from the fire.
Continuity mistake: In the scene Ann Hathaway and Bijou Phillips show up at the 16th street picnic. Freddy Rodriguez and another gang member stop them and ask them what their doing there. Freddy has a drink in a green cup in his right hand. Upon seeing the girls he throws it down. We hear it hit the ground. He raises his right hand while talking, no cup. Next shot he takes drink from a green cup.
Continuity mistake: In the beginning, the bride's mother puts a clip in her younger daughter's hair, but, in the next shot, the clip is gone.
Continuity mistake: When Katya and Dove are having it out at the ball, the amount of liquid in Dove's champagne glass continually changes. It starts off nearly empty, then becomes nearly full and goes back to nearly empty. It even gets to the point when she drinks the remainder of the champagne, yet a second later the glass is once again nearly full.
Continuity mistake: After the dream sequence fighting with the kaijus, Da Gai mom wakes him up with a slipper to the face. The couch he's sleeping on sports two doilies in the first shot, only one in the next, and then none. (00:04:10)
Continuity mistake: The exterior front view of JD sitting in a chair, bent over with his hands folded between his knees, shows his guitar facing outward but the interior rear view shows the guitar angled toward JD. (00:46:45)