NEW YORK, Feb. 15 (UPI) -- Palm Royale, Newhart and Designing Women actress Julia Duffy says she loves that her new mystery dramedy, The 'Burbs , keeps viewers guessing until the finale. "Every episode ends in suspense," Duffy, 74, told UPI in a recent Zoom interview. "When I watched it with my daughter and her boyfriend -- they had sent us three episodes -- we had to watch them all in a row. I had told them as little as possible and they couldn't stop watching it," she said. "There's so much