In the beginning of the episode Joey says the famous lines from the coffeeshop scene of the popular movie Heat (1995): 'I've gotta do what I've gotta do, you've gotta do what you've gotta do'.
In a scene in Chandler and Joey's apartment, the writing on white board changes from "Get Out!" to "POOP" back to "Get Out!" in the same shot.
The red T-shirt Rachel wears contains the hindu sign 'Om'.
The wedding dress Rachel wears in the episode is not the same wedding dress she wore in the pilot, her dress in the pilot had noticeably more embroidery around the midsection.
The outfit Rachel is wearing when she is with Joshua at Central Perk is the same outfit she wore in the previous episode.