I Know What You Did Last Summer by Shawn Mendes & Camila Cabello Song Info
"I Know What You Did Last Summer" is a song by Canadian singer Shawn Mendes and American singer Camila Cabello. It was released as the lead single from his 2015 revisited version of his debut studio album, Handwritten (2015) via Island Records on November 18, 2015. The song was written backstage randomly on one of Taylor Swift's The 1989 World Tour stops, in which Mendes was an opening act and Cabello was the surprise guest together with her band Fifth Harmony. "I Know What You Did Last Summer" contains elements from Bill Withers' 1971 single "Ain't No Sunshine", thus songwriting credits was given to Withers. The song is sung in A minor, with a tempo of 112 bpm and a time signature of 4/4. A music video was released on November 20, 2015 and was directed by Ryan Pallotta.