To make this "proper" and professional, just swap out the bracketed text with the details from your video! [Insert a Catchy, Benefit-Driven Title Here] The Big Idea
If your readers are in a hurry, give them the "TL;DR" (Too Long; Didn't Read) version:
What’s one thing you’re going to try after watching this?
Consider adding a brief transcript or a list of "Time Stamps" so people can skip to the parts they care about most.