Beckham household on Tuesday as Romeo Beckham celebrated his 18th birthday with his loved ones.GALLERY: David and Victoria Beckham's love story in picturesTo mark the milestone, doting parents David and Victoria treated their second eldest child to the cake of dreams - a gorgeous rainbow-tiered birthday cake, with layers of buttercream.WATCH: Victoria and David Beckham celebrate Romeo's 18th with unseen family photos"Happy birthday @romeobeckham X kisses on your birthday!!
Love you so much @brooklynbeckham @cruzbeckham #HarperSeven," gushed doting mum Victoria alongside a snap of her four children standing next to the delicious sweet treat.Fans of the fashion designer were quick to comment, with one writing: "Love the rainbow cake." Another.