
Waltz.
It's a social dance from Austria...
The Big Bang Theory Season 4, Episode 21

(HUMMING WALTZ)
The Big Bang Theory Season 4, Episode 21

DISPATCHER:
Ah, WALTZ.
The Big Bang Theory Season 4, Episode 21

(HUMMING WALTZ)
The Big Bang Theory Season 4, Episode 21

I'm proficient in the rumba, WALTZ
and cha-cha.
The Big Bang Theory Season 4, Episode 21