![This is where
Walt's doctor is.
This is where
Walt's doctor is.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
This is where
Walt's DOCTOR is.
Breaking Bad Season 2, Episode 9
![Nothing.
Okay, I'm glad you're so sure, doctor.
Nothing.
Okay, I'm glad you're so sure, doctor.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Nothing.
Okay, I'm glad you're so sure, DOCTOR.
Breaking Bad Season 2, Episode 5
![...or they also have
the TARDIS from Doctor Who.
...or they also have
the TARDIS from Doctor Who.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
...or they also have
the TARDIS from Doctor Who.
The Big Bang Theory Season 6, Episode 5
![What kind of doctor is she?
What kind of doctor is she?](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
What kind of DOCTOR is she?
The Big Bang Theory Season 9, Episode 12
![We went to the doctor
this morning,
We went to the doctor
this morning,](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
We went to the DOCTOR
this morning,
The Big Bang Theory Season 11, Episode 16