Kate McKinnon broke character on 'Saturday Night Live' while spraying Colin Jost with pretend COVID-19 vaccine

• Kate McKinnon reprised her role as the fictional "Dr. Wenowdis" on this week's "Weekend Update" segment of "Saturday Night Live" to talk about Pfizer's COVID-19 vaccine.

• In the segment, McKinnon couldn't stop laughing as she sprayed Colin Jost with pretend vaccine and sang, "Come on, vaccine" to the tune of the Dexys Midnight Runners' "Come On Eileen."

• After Jost asked if the "SNL" cast member was okay, McKinnon responded: "The answer is no."

• "I think what it is is I stopped going to therapy," she told him, expressing concern about when and how people will get the vaccine.

• She continued: "It's like the light at the end of the tunnel has shown us how stinky and bad the tunnel is."

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