![- Where's your notebook?
- Um, I don't have one.
- Where's your notebook?
- Um, I don't have one.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
- Where's your NOTEBOOK?
- Um, I don't have one.
The Big Bang Theory Season 3, Episode 10
![Like all my underwear, that notebook says,
Like all my underwear, that notebook says,](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Like all my underwear, that NOTEBOOK says,
"Property of Sheldon Cooper."
The Big Bang Theory Season 10, Episode 19
![The notebook isn't in the bathroom.
The notebook isn't in the bathroom.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
The NOTEBOOK isn't in the bathroom.
The Big Bang Theory Season 10, Episode 20
![It's a blank notebook.
It's a blank notebook.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
It's a blank NOTEBOOK.
The Big Bang Theory Season 10, Episode 18
![How are you gonna take notes
without a notebook?
How are you gonna take notes
without a notebook?](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
How are you gonna take notes
without a NOTEBOOK?
The Big Bang Theory Season 3, Episode 10