From Alexa Chung to Kim Kardashian, see who looked good out and about this week.

Alexa Chung in a pink Emilia Wickstead dress at the launch of her collection with Nails Inc in London.

Singer Gwen Stefani on the streets of Los Angeles.

Kim Kardashian and daughter North West out in Soho, New York.

Taylor Swift in a Monique Lhuillier dress at the Teen Choice Awards.

Actress Kate Mara on the streets of New York.