Parties! The style, stars and scoop from Hollywood's hottest events

STYLE QUOTIENT
Johansson launched her collection of sporty apparel—which she says was inspired by girly '80s athletic wear—just last week. Off-the-shoulder hoodies with heart cut-outs, scrunchy leggings and running shoes with touches of vinyl and graphic stripes are definitely retro-chic.

FASHION PHILOSOPHY
To prepare her line, Scarlett scoured vintage stores for inspiration. "We did a lot of shopping," she told reporters. "I wanted to feel like I was designing for my friends."