Big Brother 5 (Bulgarian season)

Big Brother 5, also known as Big Brother: 100% натурален (lit. 100% Natural) was the fifth season of the Bulgarian reality television series Big Brother, and the fifteenth season of the format overall. The series launched on Nova Television on 17 August 2015, seven years after the last regular season of the format since Big Brother 4. The promo for the new season began airing on Nova Television on 2 June 2015. The show commenced on August 17, 2015. Niki Kanchev and Aleksandra Sarchadjieva returned as main presenters.

Big Brother 5 (Bulgarian season)

Big Brother 5, also known as Big Brother: 100% натурален (lit. 100% Natural) was the fifth season of the Bulgarian reality television series Big Brother, and the fifteenth season of the format overall. The series launched on Nova Television on 17 August 2015, seven years after the last regular season of the format since Big Brother 4. The promo for the new season began airing on Nova Television on 2 June 2015. The show commenced on August 17, 2015. Niki Kanchev and Aleksandra Sarchadjieva returned as main presenters.