The humor likely comes from the unexpected and relatable "commentary" overlay on a mundane activity, with a potential for shock value or relatable awkwardness from the mouth/children interaction.
Summary
A person is playing mini-golf and misses a shot, with text overlay humorously calling it "the commentary." The video then shows a brief, unclear action involving a person's mouth and children entering the scene.
Structure
1Person playing mini-golf
2Missed shot with humorous text overlay
3Unclear action involving mouth and children
On-screen text
The commentary 💀
Wait what 💀
Transcript
Oh no
Oh wow
She had in her mouth and the kids walked in