Some people express affection in counterproductive ways. Like an older sibling beating up on a younger sibling. It doesn't make sense but it's pretty common, unfortunately.
MY COUSIN ATTACKS ME EVERYTIME BE LIKE:; OH-OH-OH-OH-OH, OH-OH-OH-OH, OH-OH-OH
YOU'RE CAUGHT IN A BAD ROMANCE
OH-OH-OH-OH-OH, OH-OH-OH-OH, OH-OH-OH
YOU'RE CAUGHT IN A BAD ROMANCE