John Travolta is a multi-talented American artist who, in addition to his acting, has also had a significant impact in the music industry. His musical style is primarily pop, highlighted in the 1970s during the disco era. Travolta's most influential works include the soundtrack for the film "Grease," where he showcased his distinctive vocal abilities and dance skills. The album's success solidified his place in music history, and his duet with Olivia Newton-John on "You're the One That I Want" remains a defining recording of the era.