Katharine McPhee was matron of honor at her sister Adriana's church wedding in Beverly Hills.
Jessica Alba wore a blue one shoulder dress Amsale gown as she walked down the aisle at a friend's wedding with hubby and best man Cash Warren.
Jennifer Garner was a bridesmaid at the wedding of her producing partner, Juliana Janes, at Montecito Country Club near Santa Barbara.
Jessica Biel was a bridesmaid at the wedding of her "7th Heaven" co-star Beverley Mitchell in Ravello, Italy. Each bridesmaid wore a strapless chocolate brown gown by Vineyard Collection with a matching wrap.
Kate Bosworth wore a Lisa Ho halter-neck bridesmaid dress to the wedding of her friend Jackie Louez at Balmoral Beach in Sydney, Australia.
Sarah Michelle Gellar was a bridesmaid at the wedding of her manager, Nicole King, at Bacara Resort & Spa in Santa Barbara. The bridesmaids wore pale pink bridesmaid dresses with a black sash around the waist.