
because it lives in a state-of-the-art
German incubator.
The Big Bang Theory Season 10, Episode 8

Unless they're German,
The Big Bang Theory Season 7, Episode 12

No, I don't know German.
The Big Bang Theory Season 2, Episode 3

If I give the right command in German,
she'll rip your face off.
The Big Bang Theory Season 6, Episode 21

What's German for "annoying"?
The Big Bang Theory Season 12, Episode 7