Ashley Olsen, Solange Knowles, and More Put a City Spin on the Boho Blowout InlineApril 20, 2016Save StorySave this storySave StorySave this storyExpandPhoto: Splash News1/4Sienna MillerExpandPhoto: Getty Images2/4Solange KnowlesExpandPhoto: The Image Direct3/4Mary-Kate and Ashley OlsenExpandPhoto: Startraks4/4Drew Barrymore