7:30 P.M.: En Route
Fuchsia marabou and a cascade of crystals: The look is short and sparkly, even before the sun goes down.

On her: Tom Ford for Gucci bolero, $1,595, tank, $175, and skirt, $3,925, at Gucci. Jimmy Choo shoes, $1,360 at Jimmy Choo. Diamond cuff, $85,000 at Harry Winston. On the men: Left, Paul Smith blazer, $910 at Barneys New York and Paul Smith. John Varvatos jeans, $185 at Bloomingdale’s and John Varvatos. Shoes, $1,075 at John Lobb. Right, Tom Ford for Gucci jacket, $2,230, shirt, $1,115, and pants, $515, at Gucci. Bruno Magli shoes.

Beauty Buzz: For red-carpet lips, try Nars Lip Lacquer in Baby Doll, $20 at Barneys New York.