Please remember that this is both Passover and Easter time and there will be many schedule changes - and at times traffic problems (here in NYC, the annual Easter Parade on Sunday the 12th is one example). Be sure to phone ahead to if you plan to visit a venue or restaurant to make reservations and check for any cancelled events.
Trudi Mann has already let us know that BUTTERFIELD EIGHT RESTAURANT (5 East 38th Street, NYC), where she holds her Sunday Brunch events each week has already announced they will be closed on Sunday the 12th.