Jennifer Lopez Sending Ex-Boyfriend Casper Smart Sexy Snapchats!

Old habits die hard for Jennifer Lopez!

The “Ain’t Your Mama” singer broke up with Casper Smart back in August, but sources reveal exclusively to Life & Style that the the couple is still talking all the time — including some steamy messages.

MORE: Jennifer Lopez’s Dating History — A Look Back at Her Famous Boyfriends!

“They can’t quit each other,” says a source. “They’re texting, calling and even sending each other private, sexy Snapchats!”

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Despite reports that Casper, 29, cheated on Jennifer, 47, friends would not be shocked if the couple reunited sooner than later.

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“Jennifer and Casper will always be in each other’s lives,” notes the source. “No one would be surprised if they gave their romance another shot.”

For more exclusive celebrity news, be sure to pick up the latest issue of Life & Style. For a look back at the couple’s cutest moments, check out the gallery below!