40th birthday, 1952
Caption slip reads: "Handout. Date: 1952-03-06. Lou Costelo is feted by Bud Abbott & Hillary Brooke on his '40th' birthday, Thursday March 6, on the set of Woodley Productions' film, 'Abbott and Costello Meet Captain Kidd'. Costello says he'll be celebrating a '40th' birthday for the remainder of his show-business years".