"Between Two Ferns" is a web series created by Zach Galifianakis that features a unique format of celebrity interviews. The show is known for its awkward humor and deadpan style, where Galifianakis conducts interviews while seated between two ferns, often asking offbeat and uncomfortable questions. The series gained popularity for its unconventional approach, leading to several viral episodes with various celebrities, including Brad Pitt and Jennifer Aniston. It has also spawned a feature film, further expanding its reach and showcasing the blend of comedy and celebrity culture that defines the show.