Since 2003, Elf has been a holiday mainstay due to its pure Christmas spirit and hilariously quotable lines — and above all, according to Bob Newhart, thanks to his costar Will Ferrell.

Will Ferrell’s Most Quotable Elf Lines: From ‘Son of a Nutcracker’ to ‘Smiling’s My Favorite!’ Buddy’s favorite ... at His Home The White Lotus Costume Designer Shares Her Resort ...