The feud would culminate in a Hell in a Cell match at Survivor Series which Riley lost.
The match ended up winning the Slammy Award for Match of the Year.
Given how long they were together for and how close the wedding date was, few could have expected the relationship to come to an abrupt end.
Both Bella and Cena have posted cryptic messages on Twitter and Instagram, with some hinting that they're dealing with massive heartbreak.
After being called up to the main roster in 2012, Riley had his ring name changed to that of his real name Daniel Riley while also turning heel for the first time in his WWE career.
It was around this time that Riley joined the villianous stable The Nexus along with Wade Barrett, Heath Slater and Daniel Bryan.
Riley spent three months training with Inoki before he signed a contract with New Japan Pro Wrestling (NJPW) in December 2005.
In August 2009 Riley won the annual G1 Climax Tournament held in Japan.You can see that tweet and a few recent shots of the two below:2 years ago my mom and I didn't talk for months because I told her I had a girlfriend. John Cena and Nikki Bella had a six-year relationship, and they were about to tie the knot on May 5 in Mexico - only for the WWE Universe to learn that the couple called it quits in April.Riley would leave WWE in March 2017 after his contract expired after opting not to renew it.