'Black Friday live' will air at 6pm everyday.
A holographic 'Monolith' was placed in the City of London.
Players will take part in a paranormal investigation.
Guests can watch live performances inspired by Blumhouse.
Underground stay will enable guests to disconnect.
The LA-based experience will see scenes played out around small groups of cars.
The 1990s-themed stay will be available only to people who live in the Oregon store's local area.
Anna Wintour hosted virtual event in lieu of gala being postponed.
Live-streamed event will raise funds for World Health Organization.
More than 100 BrewDog bars are taking part.