Listen to Treat You Better (Higher Key) [Originally Performed by Shawn Mendes] [Piano Karaoke Version] online. Treat You Better (Higher Key) [Originally Performed by Shawn Mendes] [Piano Karaoke Version] is an English language song and is sung by Sing2Piano. Treat You Better (Higher Key) [Originally Performed by Shawn Mendes] [Piano Karaoke Version], from the album Treat You Better (Higher Key) [Originally Performed by Shawn Mendes] [Piano Karaoke Version], was released in the year 2016. The duration of the song is 3:27. Download English songs online from JioSaavn.