They were dating from 2002 to 2004 and were about to get wed when Jennifer Lopez cancels all wedding plans from then-boyfriend, Ben Affleck. A decade after, the Booty singer still shows she wants to keep friendship ties with her ex and even promoted his latest blockbuster film "Gone Girl" in Instagram over the weekend.

While watching the movie a theater in Los Angeles, JLo took a pic of her feet inside a pair of black laced up boots and gray sweat pants and post it in Instagram on Saturday while she sits and watches the movie. She captioned it, "Feet up... movie night!!! #GoneGirl."

Keeping a friendly relationship with her exes is one of JLo's signature traits as it is reported that she had also keep communication lines open with recent ex, Casper Smart.

The I Luh Yah Papi songstress is also reported to party together with her rapper ex, P Diddy in a friend's birthday on Thursday.

In a recent interview, the 45-year old diva said, "We always root for each other," she said. "We always support each other. It's great after all these years to know and watch him do all that he's done."

Last year, when Ben reaped Oscars for the film Argo, the songstress made sure to express her congratulations over the actor's awards in an interview in the Ellen Degeneres Show.

On its second week, David Fincher's thriller "Gone Girl" is reported to have garnered $26.8 million that will make its gross domestic income up to $78.3 million and a worldwide sales gross of $141.6 million, reports on E! Online said. It has never left its top spot amidst competing movies like Dracula Untold (No. 2, $23.5 million), Alexander and the Terrible, Horrible, No Good, Very Bad Day (No. 3, $19.1 million) and The Judge (No. 5, $13.3 million.)