Article continues below advertisementMel C, known as Sporty Spice to millions, showcased her stunning bikini body during a sun-soaked Ibiza vacation with her boyfriend, Chris Dingwall. The Spice Girls star, 51, turned heads as she swam off the coast with her model boyfriend in early August.Dressed in a sleek black bikini, Mel C, born Melanie Jayne Chisholm, enjoyed a yacht day surrounded by friends, where the couple didn't shy away from some public displays of affection.Article continues below advertisementSource: @melaniecmusic/InstagramMel C sizzled in a bikini on her trip in Ibiza.