Update: It turns out Samsung isn’t exactly rebranding the terminal. iMore received clarification from Heathrow that Samsung is actually just renting regular advertising space available to anyone and using the slogan”Terminal Samsung Galaxy S5″ in its ad:

“Heathrow Terminal 5’s signage and passenger wayfinding has not changed,” a Heathrow spokesperson told iMore. “Samsung have rented advertising space in Terminal 5 with a tongue-in-cheek campaign using the line: ‘Terminal Samsung Galaxy S5’.”

But only for the next two weeks. The Verge reports that Samsung has bought saturation advertising for the Galaxy S5 in Terminal 5 at London’s Heathrow airport for a fortnight, and is even referring to the terminal as Terminal Samsung Galaxy S5. While the airport says the terminal hasn’t officially been renamed, a Heathrow spokesman said that they are “relaxed” about Samsung pretending it has.

From Samsung’s description of the campaign, it will certainly be impossible to miss:  expand full story