septimore asked:
Vulcans bump shoulders with people to get their attention like humans tap each other. Shoulders are usually covered so no touch telepathy, and satisfies their secret desire for contact with loved ones like cats use their foreheads to be pet.
spockoandjimjim Answer:
One time, Spock does it with Bones and ends up starting a bar fight. Jim has to scratch behind his ears for HOURS before Spock calms down enough for Bones to come in and proclaim himself the biggest idiot ever.