My cat did this too and after a good minute of sneezing that progressively got slower, the final big sneeze ejected a snot blob the size of a ping pong ball. I think the video cut just before the snot cannon is fired.

Kitty probably got something lodged in its schnoz

If it hadn’t been for Cotton-Eye Joe
I’d been married long time ago
Where did you come from, where did you go?
Where did you come from, Cotton-Eye Joe?