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These are the pieces that keep you comfortable through the full arc of the eventceremony heat, air-conditioned dinner, and late-night dancingwithout interrupting the aesthetic

The elegant halter neckline and backless design add a touch of sophistication, while the side split offers a modern twist

The Pageboy Cap Technically there are a few trends here for Christina Aguilera (skunk hair and low-rise pants, we'll get to you in a second), but the pageboy hat was a layering piece that felt haphazard relative to anything else that was going on with the rest of the outfit

Making it perfect to be worn on its own, or as a layering piece