Happy Birthday, br John Cena!.br John Felix Anthony Cena Jr. br turns 45 years old today.br Here are five fun br facts about the br professional wrestler.br 1. He is a 16-time br WWE World Champion.br 2. Cena loves collecting cars.br 3. He trained to br be a bodybuilder br before he became br a wrestler.br 4. Cena’s debut br rap album, br ‘You Can’t See Me,’ br went platinum.br 5. He holds the record for the most wishes br granted by a single individual with br the Make-A-Wish-Foundation.