The seven-time Olympic gold medalist turned 28 on March 14, and over the weekend the sports star shared some photos of herself posing with her black, heart-shaped birthday cake on Instagram.

A great birthday cake for sports fans! You will need a deep 23x15cm ... Some supermarkets sell pasteurised eggs, which are best used in the icing and almond paste, where the eggs aren't cooked.

While Barkley didn't have his best game of the season as the Chiefs ... ESPN host Chris Berman then brought out a birthday ...

Andrew used his Gran’s recipe for a classic light chocolate cake and topped it with chocolate icing, chocolate shards, hazelnuts and raspberries for a spectacular finish fit for a birthday.