You can't step in the same river twice...
Damn! I was hoping that I could say how much that drummer looked like Snape, and that be it. But apparently you actually wanted to know who it was...Can't help you there. This mind can only be used for mischief.
I'm no good at these things, but the drummer does look like Snape.
Wow, Snape's a drummer. Who knew?
No luck. Searching for the username abbo28 brings someone up, but they have no videos uploaded anymore!
I even tried to drop it in Google Images but got nothing but this same picture back!
I'm going to guess Journey.
Why, hello there!