The ghost youtube video 😨

If you're talking about just one video, the title "The ghost YouTube video" is correct. However, if you're talking about multiple videos, or a genre of videos, you can say "YouTube videos of ghosts" or simply "Paranormal YouTube videos".

Watching ghost yYoutTube videos of ghosts is very scary, but at the same time I want to watch them.

I found a video that seemsed okay to watch yesterday, but it was very scary.

I overheard groans, speaking voices, etc., and things were moving (around) and strange noises were madecould be heard on the video.

That video was really scary. 😱

ThYouTube ghost youtube videos 😨

Watching ghost videos on youtube video is very scary, but at the same time I wantlike to watch them.

Yesterday, I found a video that seemsed okay to watch yesterday, but it was very scary.

I overheardThere were groans, voices of people speaking voice, etc, and things were also moving and there were strange noises were made on the videoas well.

ThA YouTube gGhost youtube vVideo 😨

Watching ghost youtubeYouTube ghost videos is very scary, but at the same time I want to watch them.

"YouTube" is a brand name with this capitalization.

I found a video that seemsed okay to watch yesterday, but it was very scary.

I overheard groans, speaking voicevoices, strange noises, etc., and saw things were moving and strange noises were made oin the video.

"strange noises" sounds more natural being grouped with the other noises heard. "etc." requires a period even in the middle of a sentence. "overheard" implies something you weren't supposed to hear, so I feel it doesn't quite fit here, but you could keep it.