From the Grammys, to Down Under for the AACTA Awards, and everywhere in between, some of Hollywood’s leading ladies stepped out in stunning ensembles that turned heads. Now it’s your turn to tell us who had the best look of the week with your Fashion A-List by choosing five of the best looks from this week’s celebrity Look of the Day moments.

Who made it on our list? Katy Perry (in Giorgio Armani), Anna Kendrick (in Markus Lupfer), Diane Kruger (in Erdem), Cate Blanchett (in Givenchy), and Jessica Alba (in Andrew Gn and Marios Schwab). Now that you know our faves, tell us yours by making your own Top 5 with InStyle.com’s A-list tool. Visit instyle.com/instyle/a-list and pick your top looks, then share them with your fashion-savvy friends on Facebook and Twitter.

Head to the A-list maker right now to get started!

MORE:
• Katy Perry’s Musicial Grammy Dress
• What Everyone Wore To the 2014 Grammys
• See Eric Wilson’s Best-Dressed Picks at the Golden Globes