"Boyfriend" is a song written and recorded by Canadian musical duo Tegan and Sara for their eighth studio album, Love You to Death (2016). The twins co-wrote the track with its producer, Greg Kurstin, who had previously worked with them on the majority of their breakthrough album, Heartthrob (2013). Released to digital retailers April 8, 2016 through Vapor Records and Warner Bros. Records, "Boyfriend" serves as the album's lead single and their first non-soundtrack single in nearly three years.