It's to celebrate @aou's Jewish heritage.

Should have been here earlier in the month when we had the Hanukah theme going, and they actually were Jew stars. Clearly this place is the biggest honeypot of them all. Beware our gay Jew owners @PMYB2 and @AOU

Flee now before they steal your foreskin and ruin your credit score!

Its not snow, its the ashes of Jews