Babs “Babby” Gobel (née Twilly) is the daughter of Humbert Twilly and Olivia Graycomb. She is the sister of Julius Twilly. She is a second cousin of Charles Montgomery Burns and a fourth cousin of Abraham "Grampa" Simpson. She married Lambert Gobel and they had two children: a son named Lambert Gobel, Jr. and a daughter named Gerta Gobel. She is also the mother-in-law of Wendy Wordsworth and the paternal grandmother of James Gobel and Hermione Gobel.