An orange Mercedes disappears from the parking lot after the tank drives around a pile of rubble.
When the guys are playing ping-pong Peter can be seen finishing his beer as the glass is tipped at about 45 degrees, yet after Joe hits the ball out the window his glass is full again.
When with Richard Gere, the buttons on Peter's shirt have changed sides.
In the beginning scene in the bar, there is a poster for Pawtucket Patriot Ale, but "Patriot" is misspelled as PATRTOT.