Sheldon’s ‘Rock, Paper, Scissors, Lizard, Spock’ game will be played ‘for real’ in Australia in Sydney and Melbourne for the first time in the Southern Hemisphere this weekend.

For geeks, “The Big Bang Theory” gave us “Rock, Paper, Scissors, Lizard, Spock.” Now, two dudes have updated the game and made it for grown-ups: “Rock, Paper, Scissors, Kiss.” The game ...