Benjamin Northey shared a photograph of Roger the musclebound kangaroo crushing a metal bucket with its paws
"@realDonaldTrump Do NOT make Roger angry," the post said on Twitter.
Jorge Ribas shared a GIF of the viral video of a man punching a kangaroo, with the captions: "Before you pick a fight with Australia remember they punch kangaroos in the face like it's no big deal."
Many are entertaining themselves with references from The Simpsons.
Brett Osborn posted: "Exclusive footage of @TurnbullMalcolm standing up to Trump for Australia", with a GIF showing Nelson using Milson's hand to punch himself in the face, with the captions: 'Stop hitting yourself'.
In another hilarious tweet, Mitch Feltscheer shared a photo of the boy who answered Bart Simpson's phone call about the direction of Australia's toilet flush.
Peter Zaluzny wrote: "EXCLUSIVE: Photos from inside @TurnbullMalcolm's office", with a picture of a dog saying 'this is fine' as it sat in a burning room.
David Silverman shared a photo of cartoon character Ren from The Ren & Stimpy Show, screaming at the telephone and his hand hovering above a red button.
Greens Senator Scott Ludlam decided to comment on an old tweet from the PM, who congratulated President Trump recently for his new role.
"How's that working out?" Ludlam commented.