So Paul is retiring. And like all superstars who've had enough of the limelight, he's about to start cashing in by making ads.
Kudos to Pepsi for getting in on the act with this one first.
It's perfect for them there aren't many other products whose market so closely resembles two boxes in a fish tank.
Plus they're managing to claw some ground back from a Coke-dominated World Cup.
We wish Paul all the best for his retirement but hope that he might stage one final swan song, and weigh in on this one: