JUST ADDED: 5 Seconds of Summer will be rocking the stage at this year's iHeartRadio Music Festival Village in Las Vegas! The band sat down with Ryan Seacrest to break the news. Click here to buy your tickets now, before they sell out!
Lady Gaga and Joseph Gordon-Levitt performed “Baby It’s Cold Outside” on Gaga’s ABC “Holiday Spectacular” on Thanksgiving.
The pop star played the man in the duet, while Gordon-Levitt portrayed the woman trying to get home.
Check out the video below!