Claudia Mason

Barney uses Lily to get rid of his one-night stand who won't go away, and newly-single Marshall realises how couple-orientated the world is.

Mac, Hawkes and Danny investigate the death of two models at New York City's hottest fashion show, where all of the clothes consist of nothing but body paint. Meanwhile, Stella and Lindsay use blood recovered from leeches to prove a man who claims to have killed his own alternative healer wasn't the killer at all.

The Commander finds out about his back, Ray tells Ikey that he wants to adopt Sam, Nick finds out that Aubrey has been secretly visiting her estranged father, and Alison and Owen start dating other people.