Hours according to their website:

Business Hours
Wednesday 7 pm - 11 pm
Thursday 9 pm - 12 am  
Friday 9 pm - 2 am
Saturday 9 pm - 2 am
**Business hours subject to change based on reservations and private parties.

Looking at a business's website can be useful for determining what hours a business is open and is generally gets your question answered faster than leaving a note.