Monica says "continued on page 153" when reading Joey's review but the newspaper she's holding clearly doesn't have 153 pages.
When Monica says "continues on page 153", her mouth does not move appropriately with the audio.
Joey playing Dr. Drake Ramoray on "Days of Our Lives" is an undeniable locale error, as that soap opera films (and always has filmed) in California, yet Joey and his friends are living in NYC.
When the friends realize that Fun Bobby drank the bulk of the wine, it is suggested that he drank 3 bottles all by himself over what was likely just a couple of hours, Bobby didn't appear to be drunk. There's no way that he would not show some signs of inebriation - or be passed out - after drinking that much, regardless of how high his alcohol tolerance was.