Victoria Beckham has wished Geri Halliwell a happy 50th birthday. The 48-year-old star shot to fame as part of 1990s group the Spice Girls alongside Geri, Emma Bunton, 46. Mel B, 47, and Melanie C, 48, and while she has not performed with the ‘Wannabe’ hitmakers since 2012, still took to Instagram on Saturday (06.08.22) to send her well-wishes to her former bandmate as she reached the milestone birthday. Alongside a throwback image of herself and Geri in their heyday, Victoria wrote on Instagram: “Happy birthday @therealgerihalliwell! Hope you have the best day!! Kisses!” (sic) Meanwhile, Vict…