Listen to Worst That Could Happen (Karaoke Version) [Originally Performed by Johnny Maestro] online. Worst That Could Happen (Karaoke Version) [Originally Performed by Johnny Maestro] is an English language song and is sung by Ellen Lang. Worst That Could Happen (Karaoke Version) [Originally Performed by Johnny Maestro], from the album Karaoke Weekend, Vol. 15, was released in the year 2017. The duration of the song is 2:26. Download English songs online from JioSaavn.