Watch as Elmo sits in an umpire's chair and debates the two letters found on Federer's On-branded sneakers: Is it 'Q' and 'C' or 'O' and 'N'?

Roger Federer is a marketing powerhouse on his own, and it's best put in Nike's former tennis director Mike Nakajima's words ...

Roger Federer will star alongside Elmo in a cheeky advert that will air during America's biggest sporting event.

Not in Super Bowl 59, where advertisers returned to the same well several times, reusing stars and premises like they’d never ...