While proudly showing off his new fraternity house to friends, a college student led the way into the den. "What is the big brass gong and hammer for?" one of his friends asked.
"That's the talking clock", the man replied, with a grin. "Let me show you how it works!" And with that, he gave the gong an ear-shattering pound with the hammer.
Suddenly someone screamed from the other side of the wall, "KNOCK IT OFF, YOU IDIOT! IT'S 2 AM!"