She hates me. And we've never met... To be fair, I hate her too. I'm not a party planner. Or anyone's best man. But I become the day my best friend draws me and his soon-to-be sister-in-law into an engagement bash that is going to be one for the books. She's bossy. I'm bossier. She's stubborn. I'm hard as nails. Until we meet. At last. And everything f**king changes...