Listen to Happy Little Pill (Originally Performed by Troye Sivan) online. Happy Little Pill (Originally Performed by Troye Sivan) is an Unknown language song and is sung by Chart Nation. Happy Little Pill (Originally Performed by Troye Sivan), from the album Happy Little Pill (Originally Performed by Troye Sivan), was released in the year 2014. The duration of the song is 3:47. Download Unknown songs online from JioSaavn.