The Sky Is Cheap Entertainment: Blue Moon Tonight!

Next Blue Moon is July 31

The moon was full on July 2, and it’ll be full again on July 31. The second of two full moons in a calendar month is often called a Blue Moon.

http://earthsky.org/space/when-is-the-next-blue-moon

Frank Sinatra- Blue Moon (Early) Tommy Dorsey Band

https://www.youtube.com/watch?v=KJUrp-cGQyQ 

Go get swingin' while you look at the blue moon.