Hilary Swank was hospitalised after a suspender clip struck her on the head.The Oscar-winning actress was filming her upcoming movie 'PS, I Love You' in which her co-star was stripping, when a suspender flew off and cut her head open! Hilary said: "I got hit on the head with a suspender clip and ended up in hospital."Gerard Butler was doing this PG-13 strip-tease, and this clip came flying 20 feet across the room and clanked me in the forehead. I had to get stitches! Gerry was mortified!"The 32-year-old star teamed up again with her 'Freedom Writers' director Richard LaGravenese for the new movie. She said: "I jumped at the opportunity to work with him again."When I read the script I was so moved. The film is really a love story about living life fully, being in the moment and not taking the person you love for granted."