Mass Hystereo was the first EP released by Jeff Turzo of God Lives Underwater as a side project in 1997.

Track listing

1."Multitrack Mother" – 4:57

2."Acid" – 4:59

3."1, 2, 3, GO!" – 5:46

4."Warm Up" – 8:55

Music video

A music video was made for the song "1, 2, 3, GO!" shown on MTV directed by Niels Alpert featuring a business man running around lost down a tunnel of lights.