For me, a little beach goes a long way. So, during the Posse’s 45-minute beach break in Galveston last weekend, midway through a 700-mile, 35-hour barbecue tour, I mainly watched the pelicans dive-bombing for fish. At times, I’d swear those big birds were flying in attack formation. Phil Lamb, an attorney and also the wheelman on the tour in his Chevy Tahoe, fished from a rocky breakwater nearby. He caught one small mullet and 15 pounds of seaweed. Chris Wilkins, a photo editor at The Dallas Morning News, shucked his shoes and walked into the surf for a while. Then…