Joe Burrow with Chiefs helmet.

[George Cantstandya]

I think maybe Joe's dad is kind of trolling Joe with it as a joke.  Looking at the twitter account he posted the same picture before last year's AFC Championship game.    The captions are different though.  This years:

https://twitter.com/CoachBurrow/status/1618956524499439616

Quote:Joe watching an Iowa  Barnstormer game with his Mom . Won’t be wearing that helmet Sunday. Who Dey