'Company': Essential Sondheim Salute by MICHAEL KUCHWARA
WASHINGTON (AP) -- Bobby baby, for more than 30 years you have been looking for the right relationship, someone to convince you that two together beats one alone.<br /> Bobby, of course, is the perpetual bachelor and central character in ``Company,'' the second offering in the Kennedy Center's ambitious salute to Stephen Sondheim, and it provides further proof that this celebration is essential viewing for anyone who…