The 47-year-old triple threat and her 29-year-old dancer beau first sparked up a romance back in 2011, and have since made a multitude of stunning red carpet and adorable social media appearances together. The pair was most recently photographed get cozy at Lopez's 47th birthday party in Las Vegas, where they marked her special day surrounded by a group of close friends.
However, there doesn't appear to be any bad blood between the duo. Lopez and Smart reportedly split several weeks ago and remain on good terms. "It wasn't anything dramatic and they were on good terms—it just came to a natural end," People reports. "They will remain friends and they see each other, but they are not together. It was very amiable."
As we mourn the end of their sizzling romance, scroll down to check out their cutest couple moments from over the years.
1. Jennifer Lopez and Casper Smart
The duo celebrated Lopez's 47th birthday at a Las Vegas bash in July 2016.
2. Jennifer Lopez and Casper Smart
Smart was on hand to support Lopez during a pool party she hosted in May 2016.
3. Jennifer Lopez and Casper Smart
They attended the premiere of The Perfect Match together in March 2016.
4. Jennifer Lopez and Casper Smart
Smart and Lopez celebrated her Las Vegas residency at a bash in January 2016.
5. Jennifer Lopez and Casper Smart
The smokin' hot pair attended the 2016 InStyle And Warner Bros. 73rd Annual Golden Globe Awards after party in January 2016.
6. Jennifer Lopez and Casper Smart
The former couple wowed on the red carpet at the 73rd Annual Golden Globe Awards in January 2016.
7. Jennifer Lopez and Casper Smart
Lopez and Smart attended a charity gala together in New York City in September 2015.
8. Jennifer Lopez and Casper Smart
The pair turned heads on the red carpet at the Billboard Music Awards in May 2014.