Jennifer Lopez delivered a sizzling opening performance at the American Music Awards on Sunday evening.

The 46-year-old pulled double duty as, for the first time ever, she performed and hosted the American Music Awards at the Microsoft Theater in Los Angeles.

The Booty singer pulled out all the stops in a skin-tight bodysuit as she performed a medley of the year’s biggest hits.

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Go J.Lo: Jennifer Lopez opened the American Music Awards in Los Angeles on Sunday

Not a fan? Nicki Minaj appeared distinctly unimpressed when the camera panned to her during J.Lo’s performance

The singer began the show with a slowed-down version of her 1999 song Waiting For Tonight, before announcing: ‘Tonight isn’t about me, it’s about the music. And this year the music made me want to dance.’

She then launched into a spectacular medley of the year’s biggest hits.

The crowd went wild with the exception of Nicki Minaj, who looked distinctly unimpressed when the camera panned to her while J.Lo was dancing to Anaconda.

Flaunt it: Jennifer Lopez got the show off to a sizzling start in a patterned catsuit

Star power: The singer writhed on stage with her backup dancers to some of the year’s biggest hits

Nicki, who wore a plunging pink dress with a gold sequined floral design at the shoulders and cuffs, was seen watching J.Lo’s performance before looking away with a smirk.

The rapper later won favorite Rap/Hip-Hop Album for The Pinkprint.

Nicki was joined by her rapper boyfriend Meek Mill, who went for a matching golf cuff on his black suit.

Not impressed: Nicki Minaj, seen with rapper boyfriend Meek Mill, looked away with a smirk as J.Lo performed to a medley including Anaconda

Lovebirds: The rappers later shared a smile after looking less than impressed during Jennifer’s opening act

While hosting is something new for JLo, she is a veteran when it comes to the AMAs, having been first nominated for an award 15 years ago.

JLo first performed at the awards show nearly 25 years ago.

The singer writhed onstage with her dancers as she performed to songs including Anaconda, B**** better Have My Money, Bad Blood and I Can’t Feel  My Face.

The 46-year-old wore a tan bodysuit with patterned design, and furry heels as she strutted her stuff onstage.

The singer added a puffy jacket with a fur trim and wore her long brown hair down.

Sexy: J. Lo got close with her backup dancers as she kicked off the AMAs

On stage: The Booty singer added a furry jacket as she performed a 𝓈ℯ𝓍y dance routine

Sizzling: The entertainer gave her all as she launched into her energetic dance routine

J. Lo then changed into a pretty ombre pink sparkly gown with flared skirt for her first costume change.

She pulled her hair up in a top bun and wore shimmering sliver heels as she spoke about watching the AMAs as a child.

‘As a kid in the Bronx I watched the American Music Awards every year…they became my heroes.’

Explosive start: J.Lo wore a figure-hugging catsuit and long coat with fur trim as she got the party started

Booty singer: The host showed off her famous curves in a patterned catsuit

‘This show truly inspired me and made me dream that one day I could be one of the lucky ones to appear on stage and perform for you, the fans of music everywhere,’ she said.

‘So here I am, my dream has come true.’

The singer then changed into a gold mesh dress that showed off her enviable figure, which she wore over a beige bandeau top and fitted briefs for outfit number three.

Pretty in pink: Jennifer later changed into a sparkly pink gown after her 𝓈ℯ𝓍y dance routine

Dazzling: The singer spoke about how the AMAs had inspired her love of music as a kid growing up in The Bronx

Gorgeous: The singer wore sparkling silver heels and pulled her hair up in a top-knot bun

The singer also wore a stunning gold gown with plunging neckline, long sleeves and a daring, high slit at the front.

J.Lo beamed as she held the shimmering dress’ train behind her and strutted across the stage to the mic.

She swapped her classy bun for a sleek look, wearing her hair over her shoulders, and wore silver strappy heels and gold drop earrings.

All that glitters:  The host later rocked metallic frocks that put her amazing body on show

Jennifer first performed at the AMAs when she was selected to be a backup dancer for New Kids On The Block as they performed Games at the 18th annual AMAs in 1991.

Since then, she has taken to the AMA stage multiple times, performing Love Don’t Cost A Thing in 2001, Louboutins in 2009 as well as a medley of her hits in 2011 and 2013.

And of course, she performed a duet of Booty with Iggy Azalea last year.

Bright spark: J.Lo’s daring dress featured a plunging neckline and front slit

Jennifer then changed into a sheer lace outfit as she presented the award for Best New Artist to country singer Sam Hunt.

The gown consisted of a flowing, see-through black wrap with a black star pattern.

The singer flashed her beige bra and cinched in her waist with a matching white star belt.

And after she momentarily forgot to read out the nominees, J.Lo laughed as she joked she was trying to balance all her jobs for the evening.

Star power: The singer wore a flowing, sheer black gown covered in a star pattern for her next look

Backstage: J.Lo posed with country singer Sam Hunt after she presented him with the Best New Artist Award

In addition to her glamorous on-stage looks, Jennifer posed in a white gown and towel on her head as she waited backstage with Demi Lovato.

The superstar dressed down for a minute in the white bathroom with gold cuffs as she put an arm around Demi and held onto her microphone.

Demi wore a 𝓈ℯ𝓍y black outfit with plunging neckline, tight bodice and fishnets.

Quick change! Jennifer ditched her dazzling on-stage looks for a white bathrobe as she hung out with singer Demi Lovato between costume changes backstage

Jennifer then changed into a plunging yellow jumpsuit with flowing cape-like sleeves.

The singer looked amazing in the chic outfit, despite the notoriously difficult-to-pull off color.

The outfit featured another low neckline that showed off her cleavage, and J.Lo added a gold belt and matching geometric gold cuff.

Ray of sunshine: J.Lo went for another plunging neckline in a dramatic yellow jumpsuit with flowing cape sleeves

Catching up: The host was all smiles as she greeted The Weeknd backstage after his performance

Born star: The host also wore a sheer jumpsuit with plunging neckline and silver star pattern

Strike a pose: Jennifer added navy suede pumps and a white silver star belt

She also wore her signature large hoop earrings, added bright red lipstick and pulled her hair off her face in a stylish updo.

Host J.Lo also wore a sheer jumpsuit, with yet another plunging neckline, in a similar silver star pattern.

She paired it with her silver, star belt and added navy blue suede pumps and dark red lipstick.

 

 

For her next look, the entertainer donned fitted sheer and silver gown with scalloped pattern on the bodice.

Form-fitting: The host’s dazzling dress featured sheer skirt and flowing, silver train and bodice

Hourglass: The 46-year-old showed off her amazing figure in yet another see-through number

Not shy: Jennifer showed wore another body-conscious look in a silver gown with sheer bodice

The dress featured a sheer neckline with silver trim, and a see-through front.

For her final look, Jennifer again went with a body-baring gown as she wrapped up the show after Justin Bieber’s performance.

The pop star sang a medley of his hits while ‘rain’ poured down on him and his backing dancers, soaking the stage.

And the host stayed clear of the water as she bid the audience farewell in a revealing light blue dress with a cross-crossing bodice that also cinched in at her waist.

Final look: J.Lo went for another body-hugging dress as she wrapped up the show

Booty: The host ended the evening on a light blue gown that hugged her famous curves

Host with the most: J.Lo’s final look was held together with 𝓈ℯ𝓍y straps across her chest and midriff

Job well done: Jennifer beamed as she got a helping hand from a minder after finishing up her hosting gig

In addition to J.Lo’s amazing dance routine, Gwen Stefani performed her emotional new single Used To Love You, a song many believed was about her split from Gavin Rossdale.

Meanwhile, another music superstar who has made headlines with his split from a fellow celebrity Gwyneth Paltrow also took th stage on Sunday night.

Chris Martin and his band Coldplay performed the first single Adventure Of A Lifetime off their new album A Head Full Of Dreams, set for release on December 4.

And Justin Bieber was the final performance, dancing and singing to a medley of his hits as he was showered with ‘rain’ on stage.

Lady in red: Jennifer also wore a red gown with a cute kiss design on the bodice and a flowing, see-through skirt