not a teacher
There are various ways "buzz" is used, but a common form is "There's a buzz around (or about) the person/event"
Those online previews have created a real buzz around Joe Smith's new movie.
I've been hearing a lot of buzz about this new fullback for the Tigers.
There's too much media buzz about his private life for his own good.
Let's get those concert posters out there and generate some buzz.
Does online buzz always translate into sales?
What's the buzz on her latest exhibition?
There's plenty of buzz in town about that new restaurant.