They are identical twins but with different hairstyles and are both voiced by Julie Kavner. Selma is the elder by two minutes, and longs for male companionship while her sister, Patty, is a lesbian. Kavner voices them as characters who "suck the life out of everything". Although the two have a similar look, there are several easy ways to distinguish them.
The Simpsons - Lindsey Naegle Kiss Marge Simpson - Lesbian Kissing
Marge Simpson kisses a woman - AfterEllen
In Sunday's episode of the TV show, which was broadcast in the United States, viewers got to witness Marge kissing an attractive female friend on the lips. The action took place in the Simpson's living room, in Springfield, as her husband Homer looked on. In , Marge's older sister Patty was revealed to be a closet lesbian, who got engaged to a female golf player called Veronica. As it turned out, Veronica was, in fact, a man who was dressed in drag so he could compete on the Ladies Professional Golfing Association tour and was promptly dumped by Patty when she found out.