The three things you need to know today in New York: Sat December 16

1. It’s the last day to see the Infinity Mirrors exhibit in New York. The visual art is in three galleries throughout the city. 

2. Attend a Mean Girls brunch in New York today. It has a “Jingle Bell Rock” theme and will take place in midtown.

3. Attend the Yule Ball at The Bell House tonight. The Harry Potter event welcomes costumes and serves Butterbeer. 

For more events, check in with Time Out throughout the day.