A little story for all you musicians out there

(hat tip to my Aunt Patti in Oklahoma for this one)A C, an E-flat, and a G go into a bar. The bartender says: "Sorry, but we don't serve minors." So the E-flat leaves, and the C and the G have an open fifth between them.After a few drinks, the fifth is diminished and the G is out flat. An F comes in and tries to augment the situation, but is not sharp enough.A D comes into the bar and heads