google play services

I downloaded the latest software this morning, and now a notification keeps popping up saying "Update Google Play services--Google Play Services won't run unless you update". When I click on the notification, it takes me to the Google Play store page for the app, and the only option is to...

So I know there are many forums about this problem, but the don't help. I've tried basically everything. I don't want to tell my parents because they would just yell at me because I got the phone just 5 months ago. If there's anything I can do without totally killing the phone or any important...