<P> `` I Know What You Did Last Summer '' is a song by Canadian singer Shawn Mendes and Cuban - 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 . It reached the top 20 on the US Billboard Hot 100 and on the Canadian Hot 100 . Mendes and Cabello promoted the song with several televised performances , including on The Tonight Show Starring Jimmy Fallon and at the 2016 People 's Choice Awards . </P>
<P> `` I Know What You Did Last Summer '' is a song by Canadian singer Shawn Mendes and Cuban - 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 . It reached the top 20 on the US Billboard Hot 100 and on the Canadian Hot 100 . Mendes and Cabello promoted the song with several televised performances , including on The Tonight Show Starring Jimmy Fallon and at the 2016 People 's Choice Awards . </P>
who sang i know what you did last summer
who sang i know what you did last summer
Canadian singer Shawn Mendes Cuban - American singer Camila Cabello
Canadian singer Shawn Mendes Cuban - American singer Camila Cabello