![Sheldon, you can't train my girlfriend
like a lab rat.
Sheldon, you can't train my girlfriend
like a lab rat.](https://content2.mcqstudy.com/ss/tbbt-3-3-00:10:29.789.jpeg)
Sheldon, you can't train my girlfriend
like a LAB rat.
The Big Bang Theory Season 3, Episode 3
![Actually, funny story, the boys in the lab
Actually, funny story, the boys in the lab](https://content2.mcqstudy.com/ss/tbbt-9-12-00:14:28.994.jpeg)
Actually, funny story, the boys in the LAB
The Big Bang Theory Season 9, Episode 12
![Dr. Gablehauser said
if I wanted to set up something in the lab...
Dr. Gablehauser said
if I wanted to set up something in the lab...](https://content2.mcqstudy.com/ss/tbbt-2-11-00:02:41.326.jpeg)
Dr. Gablehauser said
if I wanted to set up something in the LAB...
The Big Bang Theory Season 2, Episode 11
![Hey, if you'd like, I could show you
the lab we're working in.
Hey, if you'd like, I could show you
the lab we're working in.](https://content2.mcqstudy.com/ss/tbbt-2-11-00:09:10.215.jpeg)
Hey, if you'd like, I could show you
the LAB we're working in.
The Big Bang Theory Season 2, Episode 11
![Eighteen years ago,
I sent the FBI Crime Lab samples...
Eighteen years ago,
I sent the FBI Crime Lab samples...](https://content2.mcqstudy.com/ss/tbbt-4-7-00:07:40.823.jpeg)
Eighteen years ago,
I sent the FBI Crime Lab samples...
The Big Bang Theory Season 4, Episode 7