Mr Brightside is a New Zealand-bred thoroughbred racehorse trained in Australia.
Mr Brightside was bred by Ray Johnson in partnership with his late wife, Martha.
Later, Ray Johnson bought him back on gavelhouse.com for just $7,750 and the ownership was shared with Ralph Manning and Shaun Dromgool.
[2] Mr Brightside was initially trained by Ralph Manning at Cambridge and on 10 February 2021 made his debut at Matamata in a $10,000 maiden race over 1400m.
Ridden by champion jockey Opie Bosson he was caught behind other runners and had to be satisfied with a 5th placing behind Comme Bella Fille.