That's What Friends Are For is a song by English rock band Slade, released on 27 April 1987 as the second single from their fourteenth and final studio album, You Boyz Make Big Noize.

It was written by lead vocalist Noddy Holder and bassist Jim Lea, and was produced by Roy Thomas Baker.

Shortly prior to its release, Dave Hill revealed in a 1987 fan club interview that it "looks to be the next single, mainly because there's a certain person up at RCA who is going wally over it".

It received a thumbs up by Welsh singer and presenter Aled Jones, Dominica calypso musician The Wizzard and English radio broadcaster Janice Long.

predicted it would be a "guaranteed hit" and remarked, "Anyone who dares to criticise this band obviously hasn't the faintest notion of the true spirit of rock 'n' roll.