There's nothing quite like getting bombarded by two of the most legendary comedians in showbiz while innocently walking down the street!

In the latest episode of Billy on the Street, Billy Eichner and Will Ferrell got in the holiday spirit by testing strangers on their Christmas movie knowledge — and their reactions are absolutely hilarious!

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Billy, 37, and the 48-year-old Elf star — who donned matching red and green holiday onesies for the occasion — quizzed the NYC pedestrians on classics like Love Actually, Scrooge and more!

Watch the comical video below.