The special features 24 seasons of archival footage from the ET vault and exclusive interviews with BIG BROTHER host Julie Chen Moonves and fan-favorite houseguests including winners Cody Calafiore, Taylor Hale, Derrick Levasseur, Jordan Lloyd, Xavier Prather and Rachel Reilly, and other houseguests, including Azah Awasum, Hannah Chaddha, Derek Frazier, Frankie Grande, Tiffany Mitchell, Janelle Pierzina, Danielle Reyes, Kaysar Ridha, Jeff Schroeder and Brendon Villegas.