What is the most commonly used greeting in YouTube videos?

For this study, YouTube analysed data from over a million videos. — AFP Relaxnews

First impressions are often right, but what can be said about first sentences? That's what YouTube must have wondered when it decided to analyse the beginnings of its most popular videos.

The streaming platform revealed the phrases most used by its community to kick off their videos and vlogs. The data reveals differences depending on the country and the subject matter.