I remember hearing about that when it first happened. I saw a clip of it on some comedy show. They actually showed the product. Tell me if this sounds questionable......IIRC it had a textured, knobby broom handle that rotated and vibrated.
Hmmmmmmmmm.......Now we know how Professor McGonagall makes it through those long, cold nights at Hogwarts. Well, especially knowing now that she never had a chance with Dumbledore and his sexual preferences. A girls gotta do what a girls gotta do to take care of business.