![Diet Coke.
Diet Coke.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Diet Coke.
The Big Bang Theory Season 1, Episode 13
![It's probably this
stupid diet I'm on.
It's probably this
stupid diet I'm on.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
It's probably this
stupid DIET I'm on.
The Big Bang Theory Season 7, Episode 2
![This thing has to hold up
against a hearty potato-based diet.
This thing has to hold up
against a hearty potato-based diet.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
This thing has to hold up
against a hearty potato-based DIET.
The Big Bang Theory Season 2, Episode 22
![that she decided
to go on a diet...
that she decided
to go on a diet...](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
that she decided
to go on a DIET...
The Big Bang Theory Season 7, Episode 12
![Wrong. She just took a sip
from his Diet Dr. Pepper.
Wrong. She just took a sip
from his Diet Dr. Pepper.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Wrong. She just took a sip
from his Diet Dr. Pepper.
The Big Bang Theory Season 6, Episode 2