'Mama Mia' (real name Margaret according to Big Christine) is Mr Carburettor's mother. She is shown to be posh, and loves little animals, liking Flash. She is also shown to be a professional dancer and can be competitive. She also is shown to not approve of her son working to much and says he needs exercise, embarrassing him in front of others, but still cares about him. She also used to be the rival of Big Christine, Big Chris' mother.