Grease is a 1978 musical film set in the 1950s, starring John Travolta and Olivia Newton-John as high school teens navigating love, friendship, and rock ’n’ roll. Filled with catchy songs, energetic dance numbers, and nostalgic charm, it became one of the most beloved musicals of all time. Grease captures the fun, freedom, and romance of youth with timeless style and spirit.