1 of 8 alexa [https://nypost.com/wp-content/uploads/sites/2/2015/10/geri.jpg?quality=90&strip=all&w=460] Geri Halliwell, aka Ginger Spice, brought everything nice to her fairy-tale dress by Sarah Burton of Alexander McQueen. Wenn.com 2 of 8 alexa [https://nypost.com/wp-content/uploads/sites/2/2015/10/vanessa.jpg?quality=90&strip=all&w=489] Vanessa Williams broke the rules on her big day, rocking a sleek skirt-and-top combo by Carmen Marc Valvo. Brian Hatton 3 of 8 alexa [https://nypost.com/wp-content/uploads/sites/2/2015/10/nicky.jpg?quality=90&strip=all&w=332] What did a demure Nicky Hilton wear on her wedding day? A high-collared haute couture Valentino gown, of course. FameFlynet 4 of 8 alexa [https://nypost.com/wp-content/uploads/sites/2/2015/10/bar.jpg?quality=90&strip=all&w=426] By contrast, model Bar Refaeli let her free spirit soar in this bohemian Chloé design. Eyal Nevo 5 of 8 alexa [https://nypost.com/wp-content/uploads/sites/2/2015/10/lauren.jpg?quality=90&strip=all&w=434] Lauren Conrad took a break from planning her upcoming nuptials to play shady bridesmaid in Ojai, Calif. FameFlynet 6 of 8 alexa [https://nypost.com/wp-content/uploads/sites/2/2015/10/eva2.jpg?quality=90&strip=all&w=401] For a cameo at a close friend’s wedding in Cordoba, Spain, Eva Longoria gave the bold shoulder. FameFlynet 7 of 8 alexa [https://nypost.com/wp-content/uploads/sites/2/2015/10/rachel.jpg?quality=90&strip=all&w=432] Rachel McAdams looked leg-ceptional at her sister’s ceremony held near Toronto. FameFlynet 8 of 8 alexa [https://nypost.com/wp-content/uploads/sites/2/2015/10/paris.jpg?quality=90&strip=all&w=352] Paris Hilton donned baby blue for her baby sister’s big day. FameFlynet