Your worst nightmare has just come to life. The bride or groom just asked you to give a speech on their big day. Your palms are sweating and your stomach is churning, but how can you say no? You want to support your bestie, but aren't the "make 'em roar" type, and fear ruining what should be the most momentous occasion of your friend's life. If you are losing sleep over your impending five minutes in the spotlight, try these seven steps to crafting a no-fail wedding speech.