“...he made a leap year joke about how Julius Caesar became such a “powerful maniac” that he was stabbed to death by senators — after which Mulaney told the SNL audience, “That would be an interesting thing if we brought that back now!” Mulaney revealed to Kimmel that that punchline earned him a rare accomplishment: a Secret Service investigation. “I guess they opened a file on me because of the joke, and I have to say: Am I stoked there’s a file open on me? Absolutely. Did I enjoy it in the moment? Not so much,”