Grease isn’t just a movie; it’s a cultural touchstone that has captivated audiences for decades. From its catchy soundtrack to its unforgettable characters, this 1978 classic continues to resonate with fans old and new. But beyond the iconic songs and scenes, there’s a treasure trove of fascinating behind-the-scenes trivia. Ready to learn more? Let’s dive into 17 surprising facts about Grease.

1. Grease Began as a Broadway Musical
Before Grease hit the big screen, it was a Tony-nominated Broadway sensation. Premiering in 1972, the musical celebrated the rebellious spirit of the 1950s and quickly became a hit. Its success led to multiple revivals, including a star-studded live TV adaptation in 2016 featuring Julianne Hough and Vanessa Hudgens.

2. The “Teen” Cast Was Far From Teenage
Rydell High’s students were played by actors much older than their characters. Stockard Channing (Rizzo) was 33, Jamie Donnelly (Jan) was 30, and Olivia Newton-John (Sandy) turned 29 during filming. Surprisingly, John Travolta was one of the youngest, at just 23.