
Back to the Future II was
The Big Bang Theory Season 7, Episode 1

that could determine the FUTURE of the realm.
There's too much at stake.
Game of Thrones Season 2, Episode 3

from Back to the Future.
The Big Bang Theory Season 11, Episode 16

where Marty McFly gets a glimpse
of his FUTURE self
The Big Bang Theory Season 12, Episode 10

...which brought you 5000 years
into the FUTURE...
The Big Bang Theory Season 4, Episode 9