One such instance happened yesterday as John Cena’s former colleague revealed Cena to be a Shah Rukh Khan fan. Now, Cena has taken to social media to commemorate his viral singing performance.

Paul Heyman recalled the unforgettable moment when he sang John Cena’s entrance theme and the reaction Cena had to it backstage.

The John Cena–Roman Reigns rivalry goes back ... which ended up with the WWE Hall of Famer hilariously singing Cena's theme song. During a recent edition of the IMPAULSIVE podcast, the WWE ...

The Hall of Famer abruptly started singing the opening line of Cena's entrance song after announcing that Reigns would win SummerSlam. This quickly went viral on the internet. To experience Heyman ...

John Cena and Roman Reigns had a heated on-screen ... After drawing boos from the crowd, he then started singing the 16-time world champion's iconic theme song and walked off.