Fan fiction forums around the world rejoice! After years of praying to the gods of the naughties, a crossover between The O.C. and Gossip Girl’s respective Rich Kids is finally happening. Seth Cohen and Blair Waldorf are set to tie the knot—IRL! According to The Internet, Adam Brody and Leighton Meester – who both invigorated leads in Josh Schwartz’s teen juggernauts – are engaged after just 10 months of dating. In the name of love, we’ve compiled some preliminary suggestions for their nuptials, and until then, remember: what happens at the wedding, stays at the wedding. XOXO…