While the Prince and Princess of Wales are pros at keeping up the royal decorum we all expect, they occasionally let their hair down and give us a glimpse into their private relationship.
Whether it's their competitive streaks coming out during sporting events on official outings, or the playful jibes they throw each other's way - royal enthusiasts always love these candid moments when the pair relax a bit while performing their royal duties.
One particularly cheeky comment from Kate really highlighted the couple's close bond and their ability to tease each other in good fun.This happened back in 2014 during an official tour in Australia.
During their visit to the Sydney Royal Easter Show on day three, they watched an alpaca being shorn and Kate couldn't resist making a cheeky joke at Prince William's expense.
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