Karaoke Super Pack - 2014 Mega Hits: Happy, Let It Go, Of the Night, And Dark Horse! is and English album released in 2014. There are a total of 4 songs in Karaoke Super Pack - 2014 Mega Hits: Happy, Let It Go, Of the Night, And Dark Horse!. The songs were composed by Party Nation, a talented musician. Listen to all of Karaoke Super Pack - 2014 Mega Hits: Happy, Let It Go, Of the Night, And Dark Horse! online on JioSaavn.