"Don't Need a Gun" is a song by English rock musician Billy Idol, released in 1987 as the second single from his third studio album, Whiplash Smile (1986). The song, written by Idol and produced by Keith Forsey, combines rock, pop and dance with lyrics on the dangers of firearms. The 7-inch single, backed with Whiplash Smile album track "Fatal Charm", is shortened to four minutes and 28 seconds from the six minute and 15 second album version.