Place it immediately after the reveal that someone is tougher than expected, using It Was At This Moment He Knew to set up that turning point first, then follow this clip with Clapping to celebrate the fearless finish.
Über diesen Sound
This is a short spoken line lasting just under three seconds, built around a single sentence about a kid with alligator blood. The comparison is strange and unexpected, which makes it funny rather than dramatic, and it gives a listener a quick jolt of surprise, like hearing an unexpected compliment in the middle of a tense moment.