Seduce (or downright scare!) like a star this Halloween by taking a cue from these Hollywood party-approved costumes.
Matt Lauer and Ann Curry
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The "Today" show hosts made a royal nod to Prince William and Catherine Duchess of Cambridge.
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!["How I Met Your Mother"](http://mylt.ltcdn.com/d6/sites/mylifetime.com/files/images/imagecache/carousel_159x119/2011/01/12/HIMYM-159x119.jpg ""How I Met Your Mother"")
