This week: Can Universal turn Spring into Second Halloween with Fan Fest Nights?; Theme Parks Turn to Diversification Amid Uncertainty Epidemic; Busch Gardens Tampa Bay's Howl-O-Scream Mayhem Sale; Midwest Haunters Convention Friday Haunt Tour to Feature Abandoned Haunted House Complex; Fright Nights WV "Fright Nights Final Cut: Summer Slaughter"; Mars releases Tricks, Treats, and Trends Report. Read more here.