- The role of Will Ferrell in the film is named Nick Halsey, but at the London Film Festival, the name of the role was written as Nick Porter in the film's subtitles.
- Will Ferrell has always wanted to play a deep and hierarchical non-comedy role on the screen. After seeing the script of the film, he quickly agreed to take over.
- After Will Ferrell agreed to star in the film, the film did not start shooting immediately. Due to various reasons such as funding and schedule, it did not start shooting until a year and a half later.
- Due to the limited production cost, the crew’s shooting plan was very tight, and there was almost no time for the actors to rest. On the one hand, this method of shooting made the entire crew quite tired, on the other hand, it also made the whole crew more united.
- Since the original film tells a simple story composed of three characters, Dan Rush recreated some characters during the adaptation process.
- After director Dan Rush decided to put the story of the film on the screen, the first thing he thought of was to let Will Ferrell play the leading actor .
Everything Must Go behind the scenes gags
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[last lines]
Nick Halsey: *Rule number 17. Never go into business with a friend.
Kenny Loftus: Thanks.
Nick Halsey: So I guess I'll see you around.
Kenny Loftus: Yeah. Maybe we can catch a game some time.
Nick Halsey: Been a pleasure working with you.
Kenny Loftus: You too.
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Kenny Loftus: [pointing at a picture in one of Nick's yearbooks] Is that you?
Nick Halsey: Yeah.
Kenny Loftus: You look happy.
Nick Halsey: I was, I guess.
Kenny Loftus: What happened?
Nick Halsey: What do you mean "what happened"? Life happened, work happened, marriage happened.