If i don't like parties but i don't like to let my parents be upset what to do to find a solution between the 2 points of view thnx:)?

Sounds like a little: assertiveness would serve you. You paint going to parties and pleasing parents as polar opposites, which sounds arbitrary. I wonder what the real issues might be? Family counseling might help, or just learning to speak up with skill. Here's a starting reference: http://www.psychologyproductsandservices.com/page3.html