Back-to-back Blue Moons happen only every 37 years, so put on your dancing shoes and get ready to howl at the Twice in a Blue Moon Dance Party, March 31, at Crown Hall in Mendocino, a benefit fundraiser for the non-profit Kelley House Museum.

Dance to the rock, blues and funky boogie music of the Mighty T-Bones, the premier dance band on the Mendocino Coast. A no-host full bar and free snacks will be available. Doors open at 7 p.m. and the music starts at 7:30 p.m..

Admission is $20 in advance, $25 at the door. Tickets will be available March 5 at Out of This World, 45100 Main Street, Mendocino; Harvest Market at the Boatyard Center, corner of Highway 1 and Highway 20, Fort Bragg; and Brown Paper Tickets,

The dance is sponsored by KOZT-FM The Coast, North Coast Brewing Company and Harvest Market. All proceeds support the Kelley House Museum.

For more information please call 707-937-5791.