Cobie Smulders shines each week on How I Met Your Mother making her the ideal choice to highlight this season's most dazzling red-carpet looks.  

Stone chiffon gown, Vera Wang ($2,195). 8445 Melrose Ave., LA, 323-602-0174. Double-geode and diamond earrings, Kimberly McDonald ($15,100). Neiman Marcus, 9700 Wilshire Blvd., Beverly Hills, 310-550-5900. Rock-candy bangles, Ippolita ($3,750- $3,800). Traditional Jewelers, Fashion Island, Newport Beach, 949-721-9010. Large pink tourmaline ring, Pippa Small Jewellery ($5,600). Brentwood Country Mart, Santa Monica, 310-260-9222. Rose ’n’ Roll sandals, Roger Vivier ($1,450). Neiman Marcus, 9700 Wilshire Blvd., Beverly Hills, 310-550-5900.