Deliberate mistake: When Jim and Lauren are having their stargazing experience, it's clear that the pints of beer the monkey brings them are fake so that they don't get spilled.
Blended (2014)
1 deliberate mistake
Directed by: Frank Coraci
Starring: Adam Sandler, Drew Barrymore, Terry Crews, Kevin Nealon
Genres: Comedy
Other mistake: Since the vacation was supposed to be for Dick, Jen and Dick's five kids, the hotel suite kids' room should have had five beds, not four.
Lauren: Did you just use use the L word with Dick?
Jen: We said it last night.
Lauren: Jen! That's great Why didn't you tell me?
Jen: Well, you finally had a date and it was so awful. I didn't want to make you feel lonelier than you probably already feel.
Lauren: I'm fine actually and I'm not lonely. I have two wonderful men in my life: Brendan and Tyler.
Jen: Brendan needs a girlfriend and Tyler needs Ritalin.
Trivia: When Jim and Lauren are at the store buying tampons and an adult magazine there is a cameo by 10 Second Tom - a character from 50 First Dates (another movie Sandler and Barrymore made together).