-stop showering
-stop brushing your teeth
-wear the same dirty clothes day after day
-eat with your mouth open
-dont flush the toilet
-borrow money from them and dont pay it back
-complain endlessly
-tell them you don't like their parents
-stop having sex with them
-flirt with everyone in front of them
-harass them for anal constantly
-tell them you want a threesome with their friends
Be careful, this might become your new normal (if its not, already)!