Video - Cobie Smulders And Alyson Hannigan Arrive At CBS Upfront 2013 - Part 1

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'How I Met Your Mother' stars Cobie Smulders and Alyson Hannigan joined 'CBS This Morning' anchors Charlie Rose, Norah O'Donnell and Gayle King on the red carpet at the 2013 CBS Upfront Presentation in New York City.

The cast of 'How I Met Your Mother' were also involved in a pre-taped musical entitled 'One Year More' - a parody of the Les Miserables song 'One Day More' - which was shown at the event following the broadcasting of the final episode of the eighth season which finally reveals the identity of the eponymous 'Mother'.