Topsy-Turvy is the debut studio album by the American rock band The Apex Theory, now Mt.

[5] For its 18 year anniversary, in 2020 it was announced on The Apex Theory Instagram account the limited pressing of Topsy-Turvy on 180g Vinyl for the very first time.

[6][7][8] PopMatters described the album as "an energy-filled fusion of progressive and modern rock.

[3] CMJ New Music Report made comparisons between Ontronik Khachaturian and Faith No More vocalist Mike Patton.

They stated in March 2002, "from Incubus to Dog Fashion Disco, it's hard not to hear the influence of that trendsetting vocalist — best known for his stint with now-defunct Faith No More — stamped all over a huge segment of current rock artists", adding that "like Incubus, Apex Theory takes Patton's ball and runs with it in its own direction.