Towards the end, when Jack and Dale are looking through the album of baby pictures, Dale says, "I want that one," and begins removing the plastic sheet covering a 5x7-ish portrait with a blue background. Jack slaps his hand and says, "You can't do that." When they turn the page, the photo has changed to a mostly red, full-page sized image.
Characters are shown supposedly leaving San Francisco for Tiburon, driving on the upper deck of the Bay Bridge - which only leads towards San Francisco. Additionally, the logical path to take to Tiburon would involve the Golden Gate, not the Bay Bridge.