Every family has a dark secret, if you dig deep enough. If you think your family is exempt, maybe they're just really good at keeping them. And, honestly, that might be for the best—nothing ruins Thanksgiving like finding out your grandma is cheating on your grandpa with his BFF.
1.) From itsovermyhead:
My grandfather was killed in a bar when my father was still a toddler. The official story was that he was murdered over a pinball game (back then pinball was pretty serious, I guess). It wasn't until recently my grandmother confessed, on her death bed, that my grandfather actually killed someone and buried the body, days before his own demise. So he was actually killed in retaliation for a murder that he committed. My grandmother kept this secret for almost 65 years.
2.) From ninetiesluddite: