Will Ferrell recalled, “I went to see [Walken] backstage, and he’s like, ‘You know, you’ve ruined my life…every show, people ...

In 2000, Jimmy Fallon and Saturday Night Live castmate Horatio Sanz needed to come up with a holiday song for Saturday Night Live while hanging out at their studio office late one night.

Chris Kattan, Will Ferrell, Chris Parnell, Horatio Sanz, and Christopher Walken during the Behind the Music skit on Saturday Night Live on April 8th, 2000. Photo: Mary Ellen Matthews/NBC/NBCU ...