Listen to In the Laboratory (Halloween Soundscape) (Halloween Party Mix) online. In the Laboratory (Halloween Soundscape) (Halloween Party Mix) is an English language song and is sung by What is Halloween. In the Laboratory (Halloween Soundscape) (Halloween Party Mix), from the album Halloween the Ultimate Party 2012, was released in the year 2012. The duration of the song is 1:17. Download English songs online from JioSaavn.