...and I can personally GUARANTEE...
The Big Bang Theory Season 6, Episode 9
I can't GUARANTEE that
he'll hold together.
Westworld Season 2, Episode 5
There's no GUARANTEE our sperm's
going to generate high-IQ offspring.
The Big Bang Theory Season 1, Episode 1
There's no GUARANTEE we're gonna go
against each other, so let's throw down.
The Big Bang Theory Season 2, Episode 12
Well, there is a genetic component,
but that doesn't GUARANTEE anything.
The Big Bang Theory Season 10, Episode 8