Sports bar chain Buffalo Wild Wings (BWLD) beat analysts' first-quarter profit forecasts, but matched on revenue. The wings joint, which unexpectedly released results about an hour before Tuesday's market close, said earnings climbed 21% to 98 cents. Analysts had forecast 95 cents. Revenue climbed 38% to $251.1 million. The company reaffirmed its 2012 guidance for 20% profit growth, despite persistently high wings prices and other elevated