Lady Gaga and ABC on Monday dropped a promo for the pop star's upcoming holiday special, "A Very Gaga Thanksgiving."  Watch the teaser below.  The special will air at 9:30 PM ET on ABC, and will feature live performances of some of Gaga's hits from her recent "Born this Way" album, notable guest appearances including Tony Bennett, and Gaga will sit down for an in-depth interview with ABC's Katie Couric.