Her long locks were scraped back off her pretty face into a slick ponytail, working well with her glamorous makeup and retro frock.
On and off couple Lopez and Smart had previously split in July following a nearly four-year relationship. And they have now been seen together again on more than one occasion of late, hinting that things are well and they are back together.
As they left the popular eatery at the end of the evening, the two seemed in fits of giggles in their car before driving off.
The "Dance again" hitmaker is currently judging the 14th season of 'American Idol'.
