Sam Konstas's blistering 60 off 65 steals the headlines on day one at the MCG, with Steve Smith still alive in his hunt for his second century of the series.

Most 19 year olds would be overawed by making their Australian Test debut in front of 90,000-plus fans on Boxing Day at the MCG. Not Sam Konstas. The NSW prodigy was parachuted into the Australian XI as an opener after the nation's top order struggles through the first three Tests against India.

Sam Konstas was told of his involvement on Boxing Day in training on Tuesday, as Australia aim to take an advantage in the series