Victoria Beckham had us all in awe on Tuesday when she posted a picture to her social media, wearing the most stunning slinky dress.The former Spice Girls singer looked incredible in the fiery red frock, which she referred to as "the ballerina dress" due to its flattering shape.RELATED: Harper Beckham looks adorable in polka dots alongside lookalike mum VictoriaIn a video that Victoria shared modelling the dress, she could be heard saying: "So this I call the ballerina dress.