EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT Back Yard Burgers, Inc., a Delaware corporation, has three wholly-owned subsidiaries: (1) Little Rock Back Yard Burgers, Inc., a Delaware corporation, which owns and operates Back Yard Burger restaurants in the Central Arkansas area; (2) Atlanta Burgers BYB Corporation, a Delaware corporation, which is inactive; and (3) BYB Properties, Inc., a Delaware corporation, which operates in Delaware and has the rights to the company's trademarks.