Keira Knightley took a break from performing in West End play The Children's Hour on Easter Sunday to serve as bridesmaid at her brother's wedding.
The Pirates of the Caribbean actress arrived at Pollokshields Burgh Hall in Glasgow to witness Caleb marry his designer fiancée Kerry Nixon, clad in a 50s style cream swing dress.
Meanwhile. the brunette beauty looked glamorous in a shoulder-tied V-neck purple ruched dress.
And she complimented the frock perfectly, with simple black heels and a flash of purple lipstick.
The 26-year-old was accompanied by her new boyfriend, Klaxons star James Righton, 27.