The price of chicken wings will likely be a hot topic Tuesday when Buffalo Wild Wings (BWLD) reports fourth-quarter results. Analysts expect the sports bar and wings chain to show a 30% bump in earnings per share to 95 cents. Revenue is forecast to grow 32.4% to $291.94 million. Wings, not surprisingly, are one of the chains' biggest costs, and those prices have been historically high, as elevated feed prices caused some farmers to raise fewer