55 Wall, The Regent Wall Street Hotel, 55 Wall St., 212-699-5555: Sun. through Dec.-Champagne Sunday Brunch, three course menu with unlimited champagne, $39 per person.

OUR LADY OF POMPEII CHURCH, 25 Carmine St., 633-9868: Sat. & Sun.–Antique/flea market, 10 a.m.-dark.

Synagogue for the arts, 49 White St., 212-966-7141: Dec. 20-Casino Night, Chanukah Holiday fun, 7 p.m., $50-$60, call for details.

Wall street rising downtown information center, 25 Broad St., 212-425-INFO: Dec. 21-Family Fun for Chanukah, music & activities for children of all ages, 11 a.m., free; Dec. 22-Holiday party with Toys for Tots Marines, 5:30 p.m., free, call for more information.

The world financial center Winter Garden, 220 Vesey St., 212-945-0505: Dec. 18-”Downtown Messiah,” a folk, jazz, rock, gospel, blues & bluegrass interpretation of Handel’s masterpiece, 7 p.m., free; Through Jan. 4-Festival of Light & Sound, 100,000 lights will flood the Winter Garden throughout the holiday season, festivities will include a lighting ceremony, Santa & his Elves, world premiere concerts, caroling, Klezmer & much more, call for details or go to worldfinancialcenter.com.