Kalju Tonuma is an Australian music producer, songwriter, drummer and performer of Estonian descent. He is one half of the production team MEJU which he founded with Megan Bernard in 2014. He also manages record label Of One Kind and live-stream venue The B Side. Tonuma also performs as the drummer for Anactoria, Megan Bernard and The Indulgence and Peter Farnan and The Home Bodies.

Superheist is an Australian metal band, which formed in 1993. They have released two EPs, thirteen singles, one compilation/live album and five studio albums, two of which, 2001's The Prize Recruit and 2002's Identical Remote Controlled Reactions, reached the top 20 on the ARIA Albums Chart. After a twelve-year hiatus, their 2016 comeback album "Ghosts of the Social Dead" reached No. 3 on the AIR Charts and remained in the Top 10 for four weeks.