Alyson Hannigan and Cobie Smulders stunned on the red carpet at the 2013 Emmy Awards held at the Nokia Theatre L.A. Live on Sunday (September 22) in Los Angeles.

The two How I Met Your Mother stars are there to support their show, which is nominated for multiple behind-the-camera awards, as well as support their co-star Neil Patrick Harris, who is hosting.

Hannigan is wearing a Marchesa gown and bag, Jay Carlile jewels, and Roger Vivier shoes.

Smulders is wearing a J Mendel dress.

Watch the 2013 Emmy Awards, airing TONIGHT at 8/7c on CBS. Emmys 2013 Live Stream: Watch Online

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How I Met Your Mother, Primetime Emmys 2013, Emmys 2013