Jenna Ortega remembers “sweating a lot” when she watched ‘Beetlejuice’ for the first time. The 21-year-old actress has admitted to feeling terrified of Michael Keaton’s character following an encounter with a “drunk Beetlejuice” at a Halloween party. The Hollywood actress – who stars in the new movie, ‘Beetlejuice Beetlejuice’ – told CNN: “I saw the movie when I was about nine or ten at a friend’s house. “I remember sweating a lot because I saw a drunk Beetlejuice costume when I was, like, six years old at a Halloween costume party and he terrified me. It was really bad make-up. He was doing s…