- Photo: Leon/Retna Digital10 of 13
Although she's no stranger to the full-length gown, Sienna keeps things fresh and effervescent with a fair share of short dresses, such as this one from Marchesa's 2-year anniversary celebration in 2006. And she does it right, elevating her accessories as to never come off as the most under-dressed girl at the party (gasp!).
From Crowd Ignite