On the 1st of February 41 years ago the Australian and New Zealand men's Cricket teams were locked in a down to the wire contest in a One Day International match at the Melbourne Cricket Ground.
It was such a close thing, and tempers were frayed.
It became known simply as "the under arm incident". But a lot of that came from the way it was covered after the fact.
To dig into what actually happened on the day NZ Cricket writer and former Cricket editor of the NZ Herald Richard Boock talks to Jesse.
Trevor Chappell in the infamous underarm bowling incident of 1981. Photo: PHOTOSPORT