Emily Blunt might not be Captain America's Peggy but she was full of smiles as she left Fred Segal in Los Angeles yesterday. She was without her fiancé and dog walking buddy John Krasinski, but he's never far from her mind as she plans their big day. A source revealed details of the wedding to E! Online, saying that Emily "is planning the wedding right now and is down to the last-minute details". They've already collected their rings, and as far as dresses go, Emily "looked at Monique Lhuillier and Vera Wang". The ceremony will reportedly take place in May, and will be "a big wedding…probably in London or Los Angeles". If, like Emily, you're planning your big day, be sure to check out our comprehensive wedding coverage!