Kelsey Grammer, 53, was hospitalised in Hawaii after suffering a mild heart attack, according to his manager, Stan Rosenfield. His publicist released a statement, which read: “Grammer experienced symptoms Saturday morning after paddle boarding with his wife Camille at their Hawaiian home. Grammer was immediately taken to an area hospital where it was determined that he had a mild heart attack.” The actor is best known for starring in the Emmy-award winning series Frasier. His more recent sitcom, Back to You, was cancelled after a one-year run on Fox-TV. Grammer will next be seen on the big screen in Swing Vote, alongside Kevin Costner.