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

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

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

Like reenacting the ancient German practice
of trial by combat.
The Big Bang Theory Season 8, Episode 19

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