Two of the world's biggest advertising groups are joining forces to create a $35bn (£23bn) giant responsible for promoting brands including Adidas, Guinness, Starbucks and Doritos.
The merger of US based Omnicom and French firm Publicis will combine marketing and advertising agencies including Saatchi & Saatchi, in the world's biggest advertising group
It will be called Publicis Omnicom and employ more than 130,000 staff based in New York and Paris
The deal has been backed by both boards, and will lead to cost cuts of 500 million US dollars (£325 million).
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