WWE celebrated Cena's birthday by releasing the latest episode of WWE Playlist on YouTube, featuring Cena's most underrated moments from his career. You can see that video above.
WWE Chairman & CEO Vince McMahon took to Twitter today to wish Cena a Happy Birthday.
"He's the standard-bearer, the benchmark and the epitome of what it means to be a Superstar in #WWE and in life. Happy Birthday to 16-time World Champion, @JohnCena," Vince wrote.
You can see Vince's full tweet below: