[1] Barnett co-hosted the morning show on Christchurch radio station 92 More FM with Gary McCormick until 2018, and previously with Phil Gifford.
He has hosted a breakfast slot on 91ZM, worked for Radio Nelson and has acted, appearing in a New Zealand feature film Ruby and Rata (1990).
[2] In 2019, Simon Barnett joined Newstalk ZB in Christchurch but shifted back to More FM in January 2025, saying "for me it [is] like walking in the front door of the family home after doing my OE for a few years".
[5] She had suffered from seizures, which prompted Barnett to leave his role as Christchurch More FM's breakfast show host.
[6] He opposed the Child Discipline Bill proposed in the New Zealand Parliament, supporting the "Vote NO" campaign in the 2009 corporal punishment referendum.