Britney Spears is showing her admiration forShakira following her incredible MTV VMAs performance, which inspired her own dance, using prop knives and twirling around her living room. The iconic pop star also took a moment to tell her fans that she was not dancing with real knives, and was only imitating Shakira’s moves.KEVIN FEDERLINE WANTS TO INCREASE BRITNEY SPEARS’ CHILD SUPPORTSHAKIRA POKES FUN AT HER SON DURING THEIR FAMILY NIGHT AT ALEJANDRO SANZ’S CONCERT“I know I spooked everyone with the last post, but these are fake knives that my team rented from Hand Prop shop in LA,” she assured her fans on social media, while showing her dance moves wearing a white top and a pink bikini.