Listen to Smile Like You Mean It (Karaoke Version) (Originally Performed By the Killers) online. Smile Like You Mean It (Karaoke Version) (Originally Performed By the Killers) is an English language song and is sung by Karaoke Diamonds. Smile Like You Mean It (Karaoke Version) (Originally Performed By the Killers), from the album Pop Hits Karaoke, Vol. 8, was released in the year 2017. The duration of the song is 3:54. Download English songs online from JioSaavn.