Eva Longoria was left “sore” after dancing all night at Victoria Beckham’s 50th birthday party. The ‘Desperate Housewives’ actress, 49, was among a string of celebrity guests including Victoria’s former Spice Girls bandmates at the bash in London on 20 April. She has now told People: “I danced all night and I was sore the next day. I was like, ‘Oh my god.’” Eva said she strutted her stuff when Victoria joined Spice Girls Mel B, Mel C, Geri Halliwell-Horner and Emma Bunton for a reunion rendition of their 1996 hit ‘Mama’. She added: “They all got up and sang their songs.” Eva has been pals with…