Portuguese forward Cristiano Ronaldo has starred in an ad for Japanese company Pao Facial Fitness, which basically requires users to stick the device in their mouth and shake their head up and down.
God knows why.
It looks completely ridiculous and quite clearly the Ballon d'Or winner thought that too, as he's the only person in the ad not to have a go. The company also roped him into using another product, which resembles... well you can work it out yourself. Check it here.