Late Night: Megan Fox's Vampire Baby

The 'Transformers' actress thought her baby was straight out of a 'Twilight' movie, Tom Cruise deflected questions about giving his son 'the talk,' Ewan McGregor delivered some 'True Facts of Truth' in front of a green screen—no doubt, and more in the best of last night's late night.

12.18.12 1:41 PM ET