
- Did you...? You slept with my SISTER?
- Yeah.
The Big Bang Theory Season 4, Episode 6

if the vile allegations
against my brother and SISTER are true,
Game of Thrones Season 2, Episode 5

She's my twin SISTER.
The Big Bang Theory Season 1, Episode 15

That the sort of thing
you and your SISTER go in for?
Game of Thrones Season 3, Episode 4

I have a SISTER with the same basic DNA mix
who hostesses at Fuddruckers.
The Big Bang Theory Season 1, Episode 1