"That's What Friends Are For" is a song written by Burt Bacharach and Carole Bayer Sager. It was first recorded in 1982 by Rod Stewart for the soundtrack of the film Night Shift, but it is better known for the 1985 cover version by Dionne Warwick, Elton John, Gladys Knight, and Stevie Wonder. This recording, billed as being by "Dionne Warwick & Friends", was released as a charity single for AIDS research and prevention. It was a massive hit, becoming the number-one single of 1986 in the United States, and winning the Grammy Awards for Best Pop Performance by a Duo or Group with Vocals and Song of the Year. It raised over $3 million for its cause. Rod Stewart version That’s What Friends Are For was included on the expanded edition of the 2008 remaster of the album Body Wishes. Personnel Rod Stewart – vocals Jim Cregan – guitar, background vocals Jimmy "Z" Zavala – saxophone Kevin Savigar – keyboards Jay Davis – bass Tony Brock – drums, background vocals Dionne Warwick version Dionne Warwick's of "That's What Friends are For" marked the first time she had worked with Bacharach since the 1970s, when Warwick felt abandoned by Bacharach and Hal David dissolving their partnership. Warwick said of their reconciliation: A one-off collaboration headed by Warwick and featuring Gladys Knight, Elton John, and Stevie Wonder, with a different second verse, was released as a charity single in the United Kingdom and the United States in 1985. The song is in the key of E major. It was recorded as a benefit for American Foundation for AIDS Research, and raised over US$3 million for that cause. Warwick, who had previously raised money for blood-related diseases such as sickle-cell anemia, wanted to help combat the then-growing AIDS epidemic because she had seen friends die painfully of the disease. John plays piano and Wonder plays harmonica on the song; the two had previously worked together on 1983's "I Guess That's Why They Call It the Blues". In the United States, the song held the number-one spot of the adult contemporary chart for two weeks, the number-one spot of the soul chart for three weeks, and the top spot of the Billboard Hot 100 for four weeks and became Billboards number one single of 1986. It was certified Gold on January 15, 1986, by the Recording Industry Association of America (RIAA). It was