See the full timeline of advertising's new powerhouse merger here.
IPG posted 0% organic growth in Q3, trailing competitors like Publicis Groupe and Omnicom.
The rap star joined Publicis Groupe chairman and CEO Arthur Sadoun in annual 'Wishes' film.
The agency rebranded from MediaMonks to Monks in July.
The campaign is narrated by the brand's co-founder, Phil Knight.
The new production agency will work closely with creative teams.
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