Davidson had only just joined the show when an "anxiety-provoking" anniversary rolled around. Then he encountered a rogue DiCaprio.
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Kansas City fans Sheryl Crow and Paul Rudd were at Super Bowl 58, while Brad Pitt and Jason Sudeikis are also Chiefs fans.
The hilarious skit was turned down by Swift, who got in touch with the creator of Saturday Night Live a week after it aired.
Pete Davidson was already nervous to be onstage at SNL's 40th anniversary show, but then he got the surprise of a lifetime when Leonardo DiCaprio complimented him just five seconds before cameras star ...