"Hopelessly Devoted to You" is a song recorded by British-Australian singer, songwriter and actress Olivia Newton-John for Grease: The Original Soundtrack from the Motion Picture (1978). It was written and produced by John Farrar and originally performed by Newton-John in the film version of the musical Grease (1978). The song was released in Australia in August 1978 and peaked at number two. It reached number three on the US Billboard Hot 100 and number seven on the Adult Contemporary chart. On the country chart, "Hopelessly Devoted to You" peaked at number 20 and was her first top 20 country hit in two years. Newton-John performed the song at the 21st Grammy Awards in 1979.

Us Against the World is the debut studio album by Swedish girl group Play, released on 12 December 2001. In the United States, it was released on 25 June 2002 as the self-titled EP Play. The album charted on the Billboard 200, peaking at number 74 on 5 October 2002, and on 24 March 2003 the album was certified Gold by the RIAA. The songs "Us Against the World" and "Cinderella" were released as singles.