Tech50 People Who Had The Worst Thanksgiving EverRacist grandmas, dads doing the "Gangnam Style" dance? It's time for the annual airing of family grievances over Twitter.By by Katie NotopoulosBuzzFeed News ReporterPosted on November 23, 2012, 5:57 amTwitterFacebookLink 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. 38. 39. 40. 41. 42. 43. 44. 45. 46. 47. 48. 49. 50.