Busch Gardens Howl-O-ScreamBusch Gardens is being sued by a woman who says she was trampled during the amusement park’s annual Howl-O-Scream event. Brittany Lipscomb says that other patrons struck her from behind and knocked her down as they were being chased by costumed Busch Gardens employees carrying fake chain saw. She was pregnant at the time. Busch Gardens says it does comment on pending lawsuits.