Watch Hoda Kotb and Jenna Bush Hager reprise 'The Hangover'

As the Fourth Hour's epic visit to Las Vegas continues, Hoda Kotb and guest co-host Jenna Bush Hager pay homage to the comedy classic "The Hangover" ? complete with a missing front tooth for Jenna! They also give viewers a glimpse of the posh Sin City digs that they had the fun of "trashing." (Sponsor Content: Las Vegas Convention and Visitors Authority and Caesars)