Henry Block, costume prize winner.

Save the date — and some room: Thunder Road’s 10th annual Crab Feast is scheduled for Saturday, February 9, from 6 to 9 p.m., at the San Leandro Marina Community Center. Proceeds benefit Thunder Road, Alta Bates Summit’s noted substance abuse recovery program for teens. Highlights of the event include Professional Courtesy, an all-physician jazz ensemble, a raffle and auction, a Mardi Gras costume contest (you can win!), and great food. Buy crab feast tickets ($75 each) and raffle tickets ($5 each, six for $20) on the Foundation Web site, AnInvestmentInMiracles.org, or by phone at (510) 204-1667.