Illuminate is the second studio album by Canadian singer and songwriter Shawn Mendes. It was released on September 23, 2016, through Island Records and Universal Music Group. Musically, the album contains music genres pop, rock and blues. The album debuted atop the US Billboard 200 and the Canadian Albums Chart. It was preceded by the lead single "Treat You Better", which reached the top 10 on the Billboard Hot 100. The album is supported by the Illuminate World Tour, which began in March 2017.