
But I'm from the German school. Berlin's.
Money Heist Season 3, Episode 5

(SINGING IN GERMAN)
The Big Bang Theory Season 10, Episode 20

meaning German.
The Big Bang Theory Season 12, Episode 7

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

and my bowel movements run
like a German train schedule.
The Big Bang Theory Season 5, Episode 10