And Jimmy Fallon is now one of the latest celebs to reveal they got Covid.
Fallon was both vaccinated and boosted, so his case was a breakthrough one (perThe Hollywood Reporter).
It sounds like this is what happened to Fallon.

I was vaccinated and boostered which made me lucky enough to only have mild symptoms."
isolation room when they told me the news."
After the holiday break, Fallon was back on “The Tonight Show” in person.

They had his daughters tested again, and he said “My girls tested positive as well.
They’re fine, everyone is fine, they had the sniffles.
Frannie had sniffles for like two days.
Winnie had no symptoms at all” (viaYouTube).
With their positive diagnosis, there was a silver lining.
It was a Christmas miracle."
Because, man, this thing it’s a banger.
It’s a real thing."