These guys know how to party! 

a Rock'n'Roll frenzy in the sixties...
.
.
___
don't know much about this, the one who is standing is my Grandpa :-)
this photo is intentionally not edited except the crop,
taken from a box of shots from the sixties
yes, there are still thousands of slides left for me to scan

scanned from slide with a Canoscan FS 2710