It’s time for one of the most spooktacular Halloween events in Hollywood, the L.A. Haunted Hayride! Throw on a pair of adult diapers and join celebs Lucy Hale, Christopher Mintz-Plasse, Bridget Marquardt, Krysten Ritter, Eddie Gathegi, and Thomas Dekker for a night of chills and thrills! In between screams of terror, we ask our young…