Some Mothers Do 'Ave 'Em recurring catchphrases include references to "a bit of trouble", which usually implies some sort of undisclosed digestive disorder, and to the cat having "done a whoopsie" (presumably a euphemism for having defecated in an inappropriate place, on one occasion in Spencer's beret). If Frank is pleased (or confused) about something, he will often use the catchphrase "Mmmm — nice!" or "Ohhh — nice!" Despite his unfailing ability to infuriate people, Frank is essentially a very sympathetic character, who inspires much affection from his ever-loving and patient wife, Betty. He also venerates the memory of his late mother, Jessica, and worships
Some Mothers Do 'Ave 'Em would be seen to gradually suffer the inevitably chaotic consequences of Frank's fleeting presence in their lives. These characters were often played by some of the greatest and recognisable character actors of the era, including George Baker, James Cossins, Peter Jeffrey, Richard Wilson, Fulton Mackay, Bernard Hepton, Christopher Timothy, George Sewell, Bryan Pringle, Christopher Biggins, Milton Johns, Diane Holland, John Ringham, David Ryall, Gretchen Franklin, Geoffrey Chater, Royston Tickner, Michael Redfern, Babar Bhatti, Norman Chappell, Geoffrey Whitehead and Elisabeth Sladen (who, in her autobiography, mentions that she was considered for the role of Betty). The theme tune by Ronnie Hazlehurst