When Mance gives the SIGNAL
and we hit Castle Black,
Game of Thrones Season 3, Episode 7
that can SIGNAL brain damage.
The Big Bang Theory Season 10, Episode 16
All I need to do is give a SIGNAL,
and they'll rescue me.
Game of Thrones Season 5, Episode 7
-perhaps we could come up with a SIGNAL!
-(DOOR SLAMS)
The Big Bang Theory Season 10, Episode 16
Cut me in half and I won't be
able to give the SIGNAL.
Game of Thrones Season 2, Episode 9