SAY I DO--OR ELSE Life as reality royalty rocks: Jen's bakery is booming, Justin's got his dream job, and they're saving for a wedding. Then the producers call with an offer Jen can't refuse: hold the wedding on national TV, or they'll make sure Justin loses his job. Oh, well. It's just a few weeks, and the wedding will be paid, so how bad could it be? Dumb question. The...