The stars were out for a huge gala show to celebrate the beginning of the Metropolitan Opera House's 125th Anniversary celebrations. Onstage the likes of Lacroix and Chanel dressed opera singer Renée Fleming, but on the red carpet just as many designers were represented. From Helena Christensen, arm in arm with designer Zac Posen, to Georgina Chapman in her own design, flanked by babyfaced Gossip Girl actress Taylor Momsen in another Marchesa frock, we've got a gallery of the best. CLICK THE IMAGE BELOW TO VIEW ALL THE PICTURES!