What do two people working in the marketing and advertising business do when they marry each other? They rent a baseball stadium, negotiate sponsorship deals with 1-800 Flowers, Spirits, Harlem’s Grandma’s Secrets, Wedding Plaza and Red Carpet, print 8,000 sponsor-branded wedding programs and hold a press conference to promote the whole thing. That’s exactly what Long Island radio station sales manager Caroline Fischer and consultant Dave Karpen did for their upcoming wedding at the Brooklyn Cyclones stadium in front of 8,000 people. Now that’s how to pay for a wedding!