Why my dad is big troll?

when everytime i have a problem with my big brother...he doesn't solve it or trying to make us cool and behavior... he just make it more bigger ... and when my friends visit me at home he says annoying jokes on me, and when i change my haircut he says oh my god looks whos here and start trolling....uh i hate him now he called me to care of my lil bro and my lil AAAAAAAH F*** HIM I WANNA DIE