"Accidents Will Happen" is a song written by Elvis Costello and performed by Elvis Costello and the Attractions. It first appeared on the 1979 album Armed Forces, which he recorded with The Attractions. Costello wrote the song about his many infidelities during this period of his life, including an encounter Costello had with a taxi driver in Tucson, Arizona. The song originally featured a piano-centered arrangement and was inspired by songs such as "Anyone Who Had a Heart" and "Walk Away Renée".