![Time-travel joke. It's not... Never mind.
Time-travel joke. It's not... Never mind.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Time-travel JOKE. It's not... Never mind.
The Big Bang Theory Season 1, Episode 14
![I was making a joke.
I was making a joke.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
I was making a JOKE.
The Big Bang Theory Season 3, Episode 4
![It's a comic book joke.
It's a comic book joke.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
It's a comic book JOKE.
The Big Bang Theory Season 7, Episode 13
![Laugh at their joke, touch their arm...
Laugh at their joke, touch their arm...](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Laugh at their JOKE, touch their arm...
The Big Bang Theory Season 8, Episode 7
![People usually start
a meeting with a joke,
People usually start
a meeting with a joke,](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
People usually start
a meeting with a JOKE,
The Big Bang Theory Season 7, Episode 15