Wow factor: Jennifer Lopez ruled the red carpet at the American Music Awards in a a very revealing hot pink Georges Chakra Couture gown on Tuesday in LA

JLo flashed her cleavage and legs as she posed for photos at the event held in LA.

Her toned figure was the perfect complement to the gown by the Beirut-based Lebanese haute couture fashion designer who debuted the piece in his Fall Winter 2018/2019 Collection.

The number had a voluminous skirt that formed a small train and a long sash falling from the bodice down her back to the ground.

Headturner: The 49-year-old hitmaker simply stunned in the striking gown that had a barely there bodice and a skirt slashed to the thigh

Dramatic look: The dress had a voluminous skirt that formed a small train and a long sash falling from the bodice down her back to the ground

Great choice: Her toned figure was the perfect complement to the gown by the Beirut-based Lebanese fashion designer who debuted the piece in his Fall Winter 2018/2019 Collection

Jennifer wore her long hair styled into a messy updo and accessorized with dangly diamond earrings.

She matched the black waistband and back straps of her dress with towering black heels and carried a black clutch purse.

When it came to her make up, the singer wore dusky shadow around her eyes with black eye liner and black mascara on her lashes.

She highlighted her incredible cheekbones with blusher and sported glossy pale pink lip color.

Flawless; Jennifer wore her long hair styled into a messy updo and accessorized with dangly diamond earrings

Striking: JLo flashed her cleavage and legs as she posed for photos at the event held in LA. She matched the black waistband and back straps of her dress with towering black heels

Posed up a storm: JLo had fun with the fabulous frock

JLo was at the AMAs to perform her new single from her movie Second Act that opens in December.

She stars in the romantic comedy with Vanessa Hudgens and Milo Ventimiglia.

Meanwhile, her romance with former New York Yankees star Alex Rodriguez is going from strength to strength with the two virtually inseparable after 18 months of dating.

Song to promote: JLo was at the AMAs to perform her new single from her movie Second Act that opens in December

In love: Meanwhile, her romance with former New York Yankees star Alex Rodriguez is going from strength to strength with the two virtually inseparable after 8 months of dating

For her performance of her song Limitless during the live telecast, Jennifer changed into a shimmery silver pantsuit.

Her ensemble included a loose-fitting top with wide-legged trousers and a long jacket and she added matching sparkly shoes.

Her honey blonde locks tumbled down around her shoulders as she belted out the track.

New single: For her performance of her song Limitless during the live telecast, Jennifer changed into a shimmery silver pantsuit

Energised: As she sang, she ditched the jacket to reveal her sleeveless top

Success: At the end of her heartfelt performance, JLo looked very happy as she took her bow