Here's the 10 prettiest dresses to wear to an engagement party (without upstaging the bride) Halle Berry's Red Carpet Style Through the Years [PHOTOS] Engagement Party Outfits for the Bride and Guests M&S Halle Berry's red carpet legacy in 15 unforgettable fashion moments. The Dress Outlet ENGAGEMENT PARTY Once you've been invited to an engagement party, you might be confused about what you should wear. To help, we're sharing the dos and don'ts of choosing your outfit for an engagement