Harry Styles and footballer Marcus Rashford. Hollywood stars Justin Bieber, Zac Efron and Tom Holland have also been recent advocates.
And it has not escaped TV viewers that several Commonwealth athletes have adopted the ’tache. English swimmer Adam Peaty sported one as he clinched gold in the 50m breaststroke final.
The Olympic champion opted to keep the moustache for his race, despite having shaved it off at the Tokyo Olympics over concerns it might slow him down.
English badminton player Callum Hemming and para sprinter James Arnott are also proud wearers of moustaches. But it is the Australian athletes who seem to have most enthusiastically embraced the trend.
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