Two CD pressing. Digitally remastered and expanded edition. The second disc includes four new mixes by fellow Grammy Award winner Serban Ghenea. The era-defining and highest-selling soundtrack album in history is re-released on to commemorate it s 40th anniversary. The remastered deluxe edition features the original soundtrack which spawned four #1 singles for the Bee Gees plus tracks from artists including Yvonne Elliman Kool & The Gang and KC & The Sunshine Band. The soundtrack won the Grammy Award for Album Of The Year in 1977.