TO DO TODAY

Den; free. — 8 p.m., Mohegan Sun Wolf

— 8 p.m., Foxwoods’ Grand Theater; with MC Hammer, Kid ‘n Play, 2 Live Crew, and Naughty By Nature; $55-$158; 1-800-200-2882. — 3 and 8 p.m., Katharine Hepburn Cultural Arts Center, 300 Main St., Old Saybrook; $47; 1-877-503-1286. — 8:30 p.m., Side Door Jazz Club, Old Lyme; $50. — 7 and 9:30 p.m., Comix at Mohegan Sun; $20-$45. — 8 p.m., Mohegan Sun Arena; $25-$45; 1-800-745-3000. — 7 and 9:30 p.m., Knickerbocker, 35 Railroad Ave., Westerly; featuring Eric Neumann, Tad Flynn, Sasha Srbulj, Dan Altano and Kathryn Gironimi; benefits the United Theatre; $20.

— 8 p.m., Eugene O’Neill Theater Center, 305 Great Neck Road, Waterford; cabaret finale; $40; (860) 443-1238.

— 7 p.m., East Lyme High School, 30 Chesterfield Road; one-act plays and musicals written and rehearsed in 24 hours; benefits the Brian Dagle Foundation; $5; (860) 451-8354.

— 8 p.m., Groton Senior Center, Route 117; by Groton Regional Theatre; $20, $18 seniors.

— 3 and 8 p.m. Terris Theatre, Chester; tickets start at $49.

— 3 and 8 p.m., The Goodspeed, 6 Main St., East Haddam; tickets start at $29; (860) 873-8668.

— 8 p.m., Ivoryton Playhouse, 103 Main St.; $55, $50 seniors, $25 students, $20 children; (860) 767-7318.

— 7:30 p.m., Wilcox Park, 44 Broad St., Westerly; by The Colonial Theatre; $10.

— 7:30 p.m., Granite Theatre, 1 Granite St., Westerly; $20, $17 seniors, $12 children; (401) 596-2341.

— 7:30 p.m., Chestnut Street Playhouse, 24 Chestnut St., Norwich; $27, $25 seniors, $15 students and children; (860) 886-2378.

— 9:30 a.m.-3:30 p.m., Mystic Seaport Museum, 75 Greenmanville Ave., Mystic; free with museum admission; (860) 572-5331.

— 9:30 a.m.-4 p.m., Mystic Seaport Museum, 75 Greenmanville Ave., Mystic; tours, hands-on activities and more in celebration of the opening of “Mary Mattingly’s Open Ocean”; free with museum admission.

— 10 a.m.-6 p.m., downtown Mystic.

— 10 a.m., Old Lighthouse Museum, 7 Water St., Stonington; walking tour of sites from the Battle of Stonington, ceremony at Cannon Square and picnic; hosted by the Stonington Historical Society; free.

— 10 a.m.-7 p.m., Earth Expo and Convention Center, Mohegan Sun; comic and pop culture convention; $26, children ages 9-12 $13; 1-800-745-3000.

— 10:30 a.m., Mohegan Park, Mohegan Park Road, Norwich; free; (860) 886-1776.

— 11 a.m.-1 p.m., Jordan Green, Avery Lane, Waterford; historical buildings open house and activities hosted by the Waterford Historical Society; free; (860) 389-7529.

— 1-3 p.m., Bank Square Books, 53 West Main St., Mystic; book signing with “Sarah Goldman” author.

— 3-5 p.m., Savoy Bookshop, Westerly; book signing with “Lost Restaurants of Providence” author.

— 5 p.m., Mystic Seaport Museum, Route 27, Mystic; figureheads lecture by curator Fred Calabretta and performance of “A Comedy of Errors” by Flock Theatre; $10.

— 6 p.m., Hygienic Art, 79 Bank St., New London; ’80s themed games, costume contest, live music; $10.