Jennifer Aniston, 50, is the guest host of The Ellen DeGeneres Show on Jan. 24 and she welcomes longtime friend Selena Gomez, 27, to the show. Selena can’t believe that she’s sitting down with the Rachel Green. Selena gushes over the very first time she met Jennifer, which was in a bathroom at a party. Selena remembers that Jennifer was in the bathroom wearing a black dress, of course, and that’s when they first crossed paths.