They are two of Australia's chicest models turned socialites.
"Define: go at it," says her device, when she asks if they'll get to, well, go at it.
And like all of us, the gentleman smiles ruefully as he attends a friend's wedding that got married on the device's app. " they giggle, while the rest of us try to suppress our gag reflex.
Named an official Myer Fashions on the Field Ambassador in September, Rebecca's other half, media personality Andy Lee, was not seen with her at the glitzy event.
The ladies engaged in a number of activities on the day, promoting the annual Melbourne Cup affair.
The model added a pair of Giuseppe Zanotti 'Harmony' heels, a velvet headband featuring oversize roses by Morgan & Taylor and carried a bright clutch.