West Indies enrolled a 18-run win in the initial match of the five-match T20I series against Australia at the Darren Sammy National Cricket Stadium here.
The hosts exploited a thrilling batting breakdown by Australia, who lost their last six wickets for only 19 sudden spikes in demand for Friday.
In the wake of being sent in to bat, West Indies scored 145/6 in their 20 overs. Andre Russell's initial fifty in T20Is drove West Indies to the worse than average aggregate.
Russell's knock of 51 off 28 balls, with five fours and three transcending sixes, lifted West Indies in the clear after they had been decreased to 66/4 of every 12 overs.
Aside from Russell, Lendl Simmons (27) and Shimron Hetmyer (20) were outstanding givers in a batting request which missed normal chief Kieron Pollard because of a hamstring injury.
For Australia, Josh Hazlewood took three wickets for only 12 runs while Mitch Marsh took two wickets for 26 runs.
Pursuing a humble objective of 145, the guests posted 70 in the strategic maneuver for the deficiency of captain Aaron Finch. By the eleventh over, Australia were 108 for four with Marsh and Ben McDermott at the wrinkle. Leg-spinner Hayden Walsh Jr, brought back for the over, brought McDermott down with a googly and afterward took a return get when Marsh drove directly to him in the following over.
With 29 flees from the objective, Australia's free-fall proceeded. Walsh Jr took another wicket while left-arm pacer Obed McCoy secured the last three wickets to stop Australia's wretchedness at 127 with four overs remaining.
The second T20I between the two groups will be played on Sunday.
Brief scores: West Indies 145/6 of every 20 overs (Andre Russell 51, Lendl Simmons 27; Josh Hazlewood 3-12, Mitchell Marsh 2-26) beat Australia 127 out of 16 overs (Mitchell Marsh 51; Matthew Wade 33; Obed McCoy 4-26, Hayden Walsh Jr. 3-23) by 18 runs.