Title: Celebrity Big Brother (American TV series)
Content:  Celebrity Big Brother, also known as Big Brother: Celebrity Edition, is a reality television spin-off series of the American adaptation of Big Brother created by John de Mol. The series aired from February 7, 2018 to February 13, 2019 on CBS in the United States and was simulcast in Canada on Global. The series is filmed at CBS Studio Center in sound stage eighteen located in Studio City, Los Angeles. Julie Chen Moonves reprises her role as host from Big Brother with Allison Grodner and Rich Meehan also returning as executive producers. The series is produced by Fly on the Wall Entertainment in association with Endemol Shine North 
Title: Celebrity Big Brother 1 (American season)
Content:  Celebrity Big Brother, also known as Big Brother: Celebrity Edition, is a spin-off series of the American version of the Dutch reality television franchise Big Brother. This season aired during the winter of the 2017–18 network television season on CBS and was the second U.S. Big Brother season to air outside the usual summer television season, the first being Big Brother 9 in 2008. Julie Chen returned as host, with Allison Grodner and Rich Meehan returning as executive producers. The series is produced by Fly on the Wall Entertainment in association with Endemol Shine North America. The first season premiered on February 7, 2018. The promotional logo was released on 
Title: Celebrity Big Brother (American TV series)
Content:  The main television coverage of Celebrity Big Brother is screened on CBS over thirteen episodes per season. Alongside these episode Pop shows live coverage from inside the House on Celebrity Big Brother: After Dark. CBS also makes available live Internet video feeds from the House available through CBS All Access. In order to preserve the drama for television broadcasts, CBS does not webcast certain moments that transpire in the house, including competitions and the nomination/eviction process. Slanderous statements and singing of copyrighted music are also blocked for legal reasons. Celebrity Big Brother introduced "Big Brother Bot" which is available through Facebook, Kik and Skype. The bot was renamed to 
Title: Celebrity Big Brother 1 (American season)
Content:  The main television coverage of Celebrity Big Brother was screened on CBS during the winter of the 2017–18 network television season. CBS decided to schedule the spin-off during the February 2018 sweeps period to counterprogram NBC's coverage of the 2018 Winter Olympics. Episodes aired on Sundays, Mondays, Wednesdays, and Fridays with two special episodes on Thursday, February 8 and Saturday, February 24. Most episodes aired for one hour and aired from 8:00–9:00 p.m. EST; the Friday episodes and the season finale, however, ran for two hours each (from 8:00–10:00 p.m. EST). The live Internet feeds returned for the American version of Celebrity Big Brother as part of CBS All Access. Alongside the weekly shows on CBS, the companion series Big Brother: After Dark returned on Pop under the title Celebrity Big Brother: After Dark. The show provided live coverage nightly from inside the House.
Title: Celebrity Big Brother 1 (American season)
Content:  Brother would air sometime during the winter, before the twentieth season of Big Brother in the summer of 2018. CBS later confirmed via a press release that Julie Chen would return to host the new season, and Allison Grodner and Rich Meehan will be executive producers. The season will be produced by Fly on the Wall Entertainment in association with Endemol Shine North America. On September 13, 2017, it was revealed by Chen that her husband, CBS chief executive Leslie Moonves, forced her to take a pay cut for the celebrity edition to happen. Moonves stated, "You shouldn't be expected to be paid as if it's a full series. It's a condensed version."
Title: Celebrity Big Brother 2 (American season)
Content:  Celebrity Big Brother 2 is the second season of the American reality television series Celebrity Big Brother, also known as Big Brother: Celebrity Edition,  premiered on CBS on January 21, 2019 and concluded on February 13, 2019. It consisted of thirteen episodes, each approximately 60–120 minutes long, with Allison Grodner and Rich Meehan as executive producers for Fly on the Wall Entertainment, in association with Endemol Shine North America. CBS ordered the season on May 12, 2018 and confirmed it for a mid-season return when the network revealed its 2018–19 fall schedule on May 16, 2018. The network confirmed on November 27, 2018 that Julie Chen Moonves would continue her role as host despite media speculation 
Title: List of Celebrity Big Brother (American TV series) episodes
Content:  Celebrity Big Brother, also known as Big Brother: Celebrity Edition, is the American adaptation of the reality competition television franchise Celebrity Big Brother, which was created by John de Mol. The series premiered on CBS as counterprogramming to NBC's coverage of the 2018 Winter Olympics on February 7, 2018. The series has aired for two seasons and focuses on a group of celebrities, known as HouseGuests, that live in a purpose-built house, known as the Big Brother house, with no contact from the outside world for approximately a month. The HouseGuests try to avoid eviction with the aim of being the last remaining HouseGuest in order to win a grand prize of 
Title: Celebrity Big Brother 1 (American season)
Content:  Global announced on December 20, 2017 that the broadcaster had acquired the rights to air Celebrity Big Brother in Canada. Global has broadcast the American version of Big Brother since its launch in 2000. Nine Network confirmed they would air the season in Australia under the name Celebrity Big Brother U.S.. Nine created a special logo for the show resembling the eye logo of the ninth through eleventh seasons of Australian adaption that previously aired on the network. Episodes were "fast-tracked" and available on their streaming service 9Now shortly after their American airing with televised broadcast on 9Go! starting February 11, 2018. Due to low ratings episodes were moved from the 9:30pm timeslot to 11:30pm effective February 14, 2018. Endemol Shine also screened the season on their YouTube channel Big Brother Universe outside the United States. The program was not available on the platform in Africa, Australia, Brazil, Bulgaria, Canada, Germany, India, United Kingdom, and the United States due to existing contractual agreements in those territories.
Title: Celebrity Big Brother 2 (American season)
Content:  An American version of Celebrity Big Brother had been speculated by the media since 2002 while American celebrities began appearing as Housemates on the British adaptation since its third season in 2005. The first season of the American adaptation of Celebrity Big Brother was announced on September 7, 2017 during a live double eviction episode of Big Brother 19. The first season premiered on February 7, 2018; it was scheduled as counterprogramming against the 2018 Winter Olympics airing on NBC. The series premiere was the number one program for CBS attracting 7.27 million viewers with a 1.8/7 rating in the 18–49 demographic and the highest rated season premiere since Big Brother 13. The season finale pulled in 5.21 million viewers and a 1.4/5 rating in the 18–49 demographic. CBS ordered a second season of Celebrity Big Brother on May 12, 2018 then confirmed it would return for a mid-season run four days later when the network revealed its 2018–19 fall prime-time schedule.
Title: List of Celebrity Big Brother (American TV series) houseguests
Content:  Celebrity Big Brother is the American adaptation of Celebrity Big Brother and second spin-off of the United States version of Big Brother. It premiered on CBS on February 7, 2018. The series is hosted by Julie Chen Moonves, and is produced by Fly on the Wall Entertainment in association with Endemol Shine North America; Allison Grodner and Rich Meehan serve as executive producers. The Celebrity HouseGuests for the first season were revealed during a live pre-show of the 2018 Grammy Awards on January 28, 2018. The first season began filming on January 31, 2018 and concluded twenty-six days later on February 25, 2018, when 

Question: what channel is celebrity big brother on in the usa?
Answer: CBS.
on CBS.