Singing Spigot Valve

[michaelrjensen]

I found this very interesting...
Singing Spigot Valve
[ame]http://youtu.be/5NcSwP4VY1g[/ame]
http://http://youtu.be/5NcSwP4VY1g

 

[phishfood]

Very likely the vacuum breaker, I have seen them make some odd noises.

 

[havasu]

Put that thing out of its misery! As said above, either vacuum breaker of maybe a loose washer inside of it.