The three Liverpool legends are in Australia ahead of the Reds' post-season friendly against Sydney FC at ANZ Stadium on Wednesday, which kicks off at 11am BST.
Tickets for the match are available to buy here and the game will be broadcast live on LFCTV and LFCTV GO.
McAllister, Johnston and McAteer completed a skills and drills session - including a water safety demonstration and lifesaving activities in the water - with the Bondi Surf Bathers Life Saving Club.
Take a look at our photo gallery below...