Claim: Big Brother 18 (UK) is hosted exclusively by Americans.
Evidence: 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.
Emma Louise Willis -LRB- née 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.