Question: when was i know what you did last summer released
Answer: `` I Know What You Did Last Summer '' Single by Shawn Mendes and Camila Cabello from the album Handwritten ( Revisited ) Released November 18 , 2015 ( 2015 - 11 - 18 ) Format Digital download Recorded 2015 Genre Pop Length 3 : 43 Label Island Songwriter ( s ) Shawn Mendes Camila Cabello Ido Zmishlany Noel Zancanella Bill Withers Producer ( s ) Ido Zmishlany Noel Zancanella Shawn Mendes singles chronology `` Stitches '' ( 2015 ) `` I Know What You Did Last Summer '' ( 2015 ) `` Treat You Better '' ( 2016 ) `` Stitches '' ( 2015 ) `` I Know What You Did Last Summer '' ( 2015 ) `` Treat You Better '' ( 2016 ) Camila Cabello singles chronology `` I Know Wha