Jennifer Lopez Debuts Smokin' Hot Single Art for 'Ain't Your Mama' Ahead of 'American Idol' Performance

The 46-year-old releases a sexy new pic just one day before her 'Idol' performance.

, Jennifer Lopez!

The 46-year-old diva took to Instagram on Wednesday to debut the cover art for her new single, "Ain't Your Mama," and needless to say, it's seriously hot.

NEWS: Jennifer Lopez Previews New Single 'Ain't Your Mama'

In the seemingly flawless photo, Lopez rocks navy body-hugging shorts, which perfectly show off her very voluptuous booty. She styled the tiny bottoms with a white blouse, sky-high black stilettos and a bold red lip.

So fierce, J.Lo!

Earlier this week, the Shades of Blue actress gave her fans a sneak peek listen of the track -- which will officially be released Thursday night on iTunes -- on her Instagram, and we're already obsessing over the catchy chorus.

The pop star will perform the full-length song for the first-time ever on the American Idol stage on Thursday, as part of the two-night series finale that kicks off Wednesday at 8/7c on FOX.

J.Lo isn't the only one performing on the highly anticipated finale, however. Idol alums Kelly Clarkson and Carrie Underwood are also set to take the stage!

WATCH: 'American Idol' Finale: 15 Big Reveals From the Series Retrospective

Earlier this month, ET dug deep down into the Idol vault, where we found 15 surprising takeaways and behind-the-scenes secrets about the groundbreaking singing competition show that first aired in 2002.
Watch the video below to hear more.