By Ali Daher For Daily Mail Australia
Published: 15:59 BST, 4 May 2021 | Updated: 15:59 BST, 4 May 2021
He's the former Australian tennis player set to appear on the new season of military-inspired series, SAS Australia.
And on Wednesday, Mark Philippoussis showed off dramatic weight loss weeks after filming the grueling reality series.Insurance Loans Mortgage Attorney Credit Lawyer
Uploading a mirror selfie to his Instagram, the 44-year-old wrote: 'SAS aftermath - never been so excited to watch my ass get kicked,' alongside a flexed bicep emoji.
Fit: Former Australian tennis pro Mark Philippoussis, 44, (pictured) showed off his dramatic weight loss on Tuesday, following his upcoming stint on SAS Australia
In the photo, the retired athlete put his taut physique on display.
The post was quickly inundated with comments from his fellow co-stars.
Former Home and Away star Dan Ewing wrote, 'Rigs of