FRIDAY, FEB. 20
SPIRIT SHAKER. Gateway Café, 211 Riverside Ave., Bristol.
THE CONTORTIONIST. With Revocation, Fallujah, Toothgrinder. Webster Underground, Hartford. WebsterTheater.com
SATURDAY, FEB. 21
FLORIDA GEORGIA LINE. 7:30 p.m. Mohegan Sun Arena, Uncasville. $85, $65. 1-800-745-3000. Ticketmaster.com
SUNDAY, FEB. 22
A MARDI GRAS JAZZ CONCERT. 5 p.m. 25 members of the Southington High School Jazz Band, under the direction of Jeff Shaw, will be performing selections inspired by New Orleans, gospel, and jazz musical traditions. The concert is followed by a pancake supper in the church hall at 6 p.m. First Congregational Church of Southington, 37 Main St., Southington. In case of inclement weather, check FirstChurchSouthington.org for updates. No tickets necessary. Free will offering for concert and supper.
CONNECTICUT ACCORDION ASSOCIATION. 1 p.m. Multimedia presentation of the life and music of accordionist Anthony Mecca by Bill Mecca and Don Gerundo. Vasi’s Restaurant, 1700 Watertown Ave., Waterbury. $5 for CAA members, $10 per person for non-members. RSVP. (203) 272-1202. CTAccordion.com
WEDNESDAY, FEB. 26
VIRTUOSI STRINGS IN JAZZ STANDARDS. 7 p.m. Part of the Vitrano Family Jazz Series. Tunxis Cyber Café, Tunxis Community College, Routes 6 and 177, Farmington.