When the crew tried Vulcan vendredi as a change of pace from Casual Friday, it was not well received.
Picard: "Yes, mademoiselle, I'll join you in a few pliés, but only if I can wear sweatpants. I refuse to show off all my junk in one of those leotards."
LaForge (OS): "No, Troi was not the right person to consult on such a sensitive piece of equipment. You do not go into its internal workings and 'run a screwdriver through its nooks and crannies to get all the gunk out.'"