"I Want to Know What Love Is" is a power ballad by the British-American rock band Foreigner. It was released in November 1984 as the lead single from their album, Agent Provocateur. The song hit number-one in both the United Kingdom and the United States and is the group's biggest hit to date. It remains one of the band's best known songs and most enduring radio hits charting in the top 25 in 2000, 2001, and 2002 on the Billboard Hot Adult Contemporary Recurrents chart. "I Want to Know What Love Is" has continued to garner critical acclaim, and is listed as one of the Rolling Stone magazine's greatest songs of all time at #479. The song is also featured in a number of films.