The rich green colour is also thought to represent the envy felt by Cecilia's sister, Briony, who believes she's in love with Robbie.
After posted a photo of her wearing the slinkiest emerald dress on , fans couldn't help but think they'd see a similar design somewhere before.
But only time will tell whether they'll work things out as Giovanni is so busy.
Looking mighty fine in those balloons.
The Dublin natives donned their iconic quiffs and wore matching black and gold suits as they celebrated at home with bunches of balloons and sparklers.
The photo shows Victoria leaning on the counter of an Art Deco bar, with her back to the camera showing off the backless detailing of the dress.