Before Federer joined Bill Gates for the "Match for Africa 4" charity event, he stopped by Portland to pay a visit to Nike's headquarters. Of course, the athletic apparel company is the long-time sponsor of the 18-time Grand Slam champion, and they recognized the 35-year-old's feat.

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He even went on stage before a crowd of hundreds—all wearing Roger Federer shirts.

The 2017 Australian Open champion then did a bit where he ranked his previous matches with emojis in standard Federer humor.

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Afterwards, Federer headed to Seattle to play against John Isner and raise money for the Roger Federer Foundation.