We Can't All Be The Ringmaster

I'm ashamed to say that I bought one of these when I was a kid, which led to some of the most humiliating moments of my life when people would laugh at my efforts to put them under:

Clearly I should have gone the extra mile and taken no-risk lessons from this company:

I don't think the ad ever identified this guy, but I'm sure he's a master hypnotist.

Or a stern principal.