[9][10] The second season lasted for twenty-nine days and ended on February 13, 2019, when Tamar Braxton won in a unanimous vote over Ricky Williams.
[12] This is the first season to follow casting quotas for CBS, set in 2020, requiring at least half of the contracted celebrities to be black, indigenous, (and) people of color.
[16] Thirty-four participants have competed in Celebrity Big Brother, but Anthony Scaramucci was declared to be a fake HouseGuest as part of a twist.
[17] The series follows a format similar to the main edition in which players leave the game when they are "evicted" from the house by vote of their fellow HouseGuests.
[18] In 2018, Mathews and Jaret Winokur received their own aftershow, Off the Block with Ross and Marissa, that aired alongside the twentieth season of Big Brother.