Breakfast time

Has anyone succeeded in finding a squirrel proof bird feeder? Over the years we have tried many, and the squirrels simply chew their way through the wire.
 
 Tomorrow Amazon will deliver a water pistol…. lets see if this change of tactics deters them.
 
Yes I know its possible to set a squirrel trap and a guy would come  along and humanely destroys them but these little fellas look so cute.