Mara, 41, put on an elegant display in a sleeveless shift dress paired with patent leather pumps and a Prada clutch purse for a black, monochromatic look.
Who Is Sam Asghari? All About Britney Spears Husband today.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from today.com Daily Mail and Mail on Sunday newspapers.
Despite not receiving an invitation, Britney Spears' estranged mum has spoken out with her thoughts on her daughter's wedding to Sam Asghari.
Lynne Spears
After Britney Spears got married at a celeb-filled ceremony, the sisters of her new husband were pulled into the spotlight after their photographs went viral.