McCarthy came out in a bunny suit, a reference to Spicer having played the Easter Bunny at one of the White House's Easter Egg Roll events during the George W. Bush administration, reported Variety.
Spicer shocked the White House press corps and others during a briefing on April 11 while discussing President Donald Trump's decision to launch air strikes on Syria in response to President Bashar al-Assad's use of chemical weapons on Syrian civilians.
To make matters worse, Spicer's comment came on Passover. He later apologized for the verbal debacle in an interview with CNN.
McCarthy's Spicer delivered a belligerent apology from a podium, but also berated the press for inflating the incident.
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"If you guys didn't focus on every little slur and lie I said," she said.
Spicer also raised eyebrows by referring to "Holocaust centers" rather than concentration camps.
"I know they were called concentration clubs. I know they were sent there on trains but at least they didn't have to fly United."
The sketch ended with Spicer driving an egg-shaped golf cart over his podium, right after he blurted out: "By the way the President's probably going to bomb North Korea tonight.