Listen to Have Fun Go Mad (Karaoke Version) [Originally Performed by Blair] online. Have Fun Go Mad (Karaoke Version) [Originally Performed by Blair] is an English language song and is sung by Party Peter. Have Fun Go Mad (Karaoke Version) [Originally Performed by Blair], from the album Karaoke Pop Giganten, Vol. 119, was released in the year 2017. The duration of the song is 3:31. Download English songs online from JioSaavn.