Mr and Mrs Poldark (Russ Abbot and Cherie Lunghi), who've both undergone plastic surgery, check in to the hotel separately. They want to recuperate before their 20th wedding anniversary celebrations. But the staff become involved in various escapades, trying to prevent the couple from meeting.

Meanwhile, prominent MP Theresa Evans (Ronni Ancona) is forced to hide in the hotel following the news that her husband Robert (William Scott-Masson) has had an affair.

And below stairs the war with rival hotel The Burlington reaches new levels of drama when Babylon's bar stools go missing. How will the Babylon staff retaliate?
Other famous faces checking in are Chris Moyles and Chantelle Houghton and former EastEnder Kacey Ainsworth as Maria Henson.