Oliver James McGill (born 2 November 1981) is an Australian musician who is the keyboard player and backing vocalist for The Cat Empire.

[1] Late that year McGill on keyboards, Ryan Monro on double bass and Felix Riebl on percussion and vocals, founded a split-off group, The Cat Empire.

[4] In September 2005 McGill was a founder of a four-piece jazz ensemble, Peaking Duck, with Munro (also in The Cat Empire) on bass guitar, Dave Ades on saxophone and James Hauptmann on drums.

The song reached the top 10 of the iTunes charts within 24 hours, while the video went viral, achieving over 6 million views in just three days.

[6][7] June 2017 Ollie Began his side project with Georgie Chorley, and the Band HipMama was created.