The three things you need to know today in New York: Fri November 17

1. One World Observatory is transforming into a giant snow globe today. There will also be a glacier cave and holiday-themed food through January 7.

2. Union Hall is hosting a karaoke dance party tonight. Karaoke Tremendous kicks off at midnight.

3. New bar The Aviary on the Upper West Side is a standout. Order an espresso martini at the five-star cocktail joint.

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