As an April Fools' Day joke, director Rob McKittrick and actor Luis Guzmán staged a "diva fight" on set. During the filming of the scene where Calvin imagines his co-workers cheering him on at the urinal, Guzmán pretended to ditch a line from the script in favor of his own line. The fight was so realistic that the other actors on set became very uncomfortable and quiet when Guzmán "stormed" out.
After Dean insults the cheap tipping customers, he is Dan the Manager's office and he looks at a degree hanging on the wall with Dan's name on it. His full name reads 'Daniel Christopher Pratt'. Anna Faris plays 'Serena' in this movie and is married to Christopher Pratt in real life.