While 22-year-old Nick has since moved on with girlfriend of one year Olivia Culpo, also 22, and the model went on to date Australian singer Cody Simpson for around 12 months until recently parting ways, that doesn't make matters any better.
The couple welcomed fraternal twins, baby girl named Monroe and baby boy named Moroccan Scott as Cannon proposed to Mariah in her unique style room.
Thereafter, the couple got married in a private ceremony on Island.
But while the genetically-blessed duo would certainly make for a great couple, having been friends for some years before reportedly taking their relationship to the next level, apparently not everyone is happy at the pairing.
As the Mail Online reported last week, the stunning 19-year-old Sports Illustrated model actually dated Joe's younger brother Nick Jonas on and off in 20, which could certainly complicate matters between the close siblings.
After two months of their first met, Cannon asked question to her.Three years ago couple did party for their fifth anniversary in which these two tried to renew their vows.