The rapper teamed up with the German sportswear giant to launch the Yeezy line in 2015 and on 2 August every year, the brand celebrates Yeezy Day, during which some of the most popular models from the sneaker line are re-released. In a private Instagram message to Complex on Tuesday, Kanye claimed that he didn't sign off on the annual holiday which is now in its third year, and hasn't approved of many of Adidas' recent decisions.He wrote in the lengthy message, "Adidas made up the Yeezy day idea without my approval..."