Big Brother 18 (UK) is hosted exclusively by Americans.
Big Brother 2017 , also known as Big Brother 18 , is the upcoming eighteenth series of the British reality television series Big Brother , hosted by Emma Willis and narrated by Marcus Bentley .	Big Brother	Big Brother (UK TV series)	British	Television in the United Kingdom	reality television	reality television	Emma Willis	Emma Willis	Marcus Bentley	Marcus Bentley
Emma Louise Willis -LRB- ne Griffiths ; born 18 March 1976 -RRB- is an English television presenter and former model , best known for her television and radio work with Channel 5 , BBC , ITV and Heart FM .	English	English people	television presenter	television presenter	Channel 5	Channel 5 (UK)	BBC	BBC	ITV	ITV (TV network)	Heart FM	Heart (radio network)
