Roger Federer and Elmo from Sesame Street seem to disagree on the letters of the alphabet in a Super Bowl ad for ON running shoes.
From Ben Affleck's DunKings to David Beckham and his long-lost twin Dave (played by Matt Damon) and all the pop star ...
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'?