Social blunders

Sam Callahan was old enough to know better. Old enough to have sidestepped the trap that was Wanda, his now-wandering wife: Wanda of the black braids and ferocious tongue who's run off with his Datsun 240Z, his baseball card collection, and the pool boy - the kid with "Born to Loose" (sic) tattooed across his left shoulder blade. Sam's all-knowing daughter, Shannon, has his problem pegged: "Heartbreak to you is like garlic to a cook," she tells him, not without some sympathy. And it's a fact: Sam does tend to wallow in romantic angst. But Wanda is one wallow too many. Hoping to jolt Sam from…