Two of the suggested reading materials were "Daddy's Roommate" and "Heather Has Two Mommies". Gabby's first appearance was in the Season 2 episode "Mommies Dearest". Her first appearance is in the season 2 episode "Mommies Dearest". Emma decides to make her presentation on her two mommies. On one side of the book is "What Mommies Do Best". Along with other members known as the "founding mommies", LISG was a reality. The episode title refers to the book "Heather Has Two Mommies". From 1993 to 1995, Duffy played Barb Ballantine on the short-lived comedy series "The Mommies".