The activation marks the launch of Ricola's worldwide yodel contest, and customers will be invited inside the 'Yodel Box' to perfect their vocal chords. The brand will be looking to find the the best yodelers from across the globe, with the winner in each country being awarded an all-expenses paid trip to Ricola's place of origin, Switzerland.
Former Eastenders and Coronation Street actress Michelle Collins will be in attendance, and will be performing alongside the potential candidates.
Ricola will also be showcasing its products at the pop-up, showing how they can help keep people's vocal chords healthy. Guests to the 'Yodel Box' will be able to sample the products.
The Yodel Box will launch on 8 March, and will welcome contestants until 10 March in London Victoria Station.
In January, Swiss International Airlines staged a ski-themed event which aimed to set a world record for the longest ski lift queue. Last month, Pop Tarts opened am immersive café experience in Times Square.
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