Some Mothers Do 'Ave 'Em by Crawford himself, as well as featuring various well-remembered and much lampooned catchphrases, that have become part of popular culture. In a 2004 poll to find Britain's Best Sitcom, "Some Mothers Do 'Ave Em" came 22nd. The expression "Some mothers do have them" is meant to refer to someone clumsy or foolish. The wimpish, smiling Frank, sporting his trademark beret and trench coat, is married to the apparently normal Betty (Michele Dotrice) and in later series they have a baby daughter, Jessica. The character was popular with television impressionists such as Mike Yarwood in the 1970s, particularly his main catchphrase,
Some Mothers Do 'Ave 'Em End and Broadway stage, in popular shows such as "Barnum" and "The Phantom of the Opera". Ronnie Barker and Norman Wisdom were the BBC's first and second choices for the role of Frank. However the casting of Crawford proved effective, as many of Frank's mannerisms and turns of phrase were invented by the actor (some having been used previously by Crawford in the film Hello, Dolly!), and his stunt-performing and singing skills were used in the series. In addition to Frank and Betty, most episodes would introduce at least one other character (a doctor, a neighbour, an employer, etc.) who