Former child stars Demi Lovato and Selena Gomez showed off their very mature styles as they attended a star-studded gala in LA Monday night.

The two singers, who both started out as child stars on the PBS show Barney & Friends before forging careers on the Disney channel showcased their long legs in glamorous gowns at the InStyle Awards.

The firm friend, both 25, showed just how it’s done with Lovato looking lovely in lilac while Gomez opted for classic black.

Wow factor: Demi Lovato and Selena Gomez, who both started out as child stars on the PBS show Barney & Friends, showcased their long legs at the InStyle Awards Monday

Making nice: The former frenemies, who had a very public falling out a couple of years ago, even posed together at the event held at LA’s Getty Center

Gomez, who recently revealed she’s had a kidney transplant due to complications of lupus, flashed a little cleavage in her low-cut black mini dress with an asymmetrical hem. She added a pair of tan sandal heels and carried a small black clutch.

The pop starlet, who released her new song Wolves on Monday, wore her dark hair pulled back from her face in a sophisticated do.

She was made up with smoky eye shadow and black mascara with a hint of blush and nude lip color. She completed her look with a pair of stunning gold hoop earrings.

Dared to bare: Gomez, 25, who recently revealed she’s had a kidney transplant due to complications of lupus, flashed a little cleavage in her low-cut black mini dress

Gorgeous: Gomez wore her dark hair pulled back from her face. She was made up with smoky eye shadow and black mascara with a hint of blush and nude lip color and added gold earrings

LBD: The pop starlet, who released her new song Wolves on Monday, added a pair of tan sandal heels and carried a small black clutch

Lovato, whose single Sorry Not Sorry is now her second Number one on Billboard’s Pop Songs radio airplay chart, chose a gorgeous gown with a thigh-high slit by alice + olivia by Stacey Bendet.

The sleeveless dress had spaghetti straps and was double cinched at the waist with a matching colored leather belt with silver studs.

She added pointed toe silver pumps and wore her long locks loose and swept to one side in a wet look.

Lovato added a lavender shade of eye shadow, accentuated her cheekbones with blusher and had on matte lip color.

Goddess: She added pointed toe silver pumps with ther alice + olivia by Stacey Bendet gown and wore her long locks loose and swept to one side in a wet look

Also on the guest list for the gala was Oscar-winning actress Cate Blanchett who flaunted cleavage in a striking red and black number.

The 48-year-old Australian star looked stunning in her dress that had a plunging neckline, half sleeves and bows on the shoulders.

Her patterned shoes matched her frock and she wore her blonde bob n a tousled style.

Shining star: Also on the guest list for the gala was Oscar-winning actress Cate Blanchett who flaunted cleavage in a red and black number with patterned shoes that matched her frock

Striking: The 48-year-old Australian looked stunning in her dress that had a plunging neckline, half sleeves and bows on the shoulders and wore her blonde bob in a tousled look

Long and short of it: Blanchett’s fellow Australians Bella Heathcote,  30, left, and Phoebe Tonkin, 28, right, were a study in contrasts with their sartorial choices

Shimmery: Kate Bosworth was as stylish as ever in a full-length gold lamé dress slit to the thigh on one side. The frock had padded shoulders and long sleeves and she added towering heels

Kate Bosworth was as stylish as ever in a full-length gold lamé dress slit to the thigh on one side. The frock had padded shoulders and long sleeves and she wore an large blue fake flower on one shoulder.

The actress,  34, stepped out in towering heels and splashed bright red color across her lips.

She wore her hair tied back from her face and added statement diamond drop earrings.

Sophisticated: Model and TV host Heidi Klum, 44, opted for a stylish wide-legged lightweight white jumpsuit with asymmetrical bodice featuring partial sheer black over a black lace bra

Slinky: Supermodel Cindy Crawford, 51, chose a sleeveless  navy and black number with a zipper left undone from the thigh down and a pair of sandal heels

Looking good: Country music star Faith Hill, 50, wore a white long-sleeved dress with a peek-a-boo bodice and nude heels

Supermodel Cindy Crawford, 51, chose a sleeveless navy and black number with a zipper left undone from the thigh down and a pair of sandal heels.

Model and TV host Heidi Klum, 44, opted for a stylish wide-legged lightweight white jumpsuit with asymmetrical bodice featuring partial sheer black over a black lace bra.

Meanwhile, Country music star Faith Hill, 50, wore a white long-sleeved dress with a peek-a-boo bodice and nude heels.

On hand, too, was actress Elle Fanning who was playful in a multi-colored outfit.

Fashionista: Elle Fanning, 19, sported a sleeveless dress dotted with Andy Warhol prints of James Dean and Marilyn Monroe that had a very low-cut sweetheart neckline and wore patterned heels that matched her backless dress

The 19-year-old actress sported a sleeveless dress dotted with Andy Warhol prints of James Dean and Marilyn Monroe. The backless frock had spaghetti straps and a very low-cut sweetheart neckline.

Fanning wore patterned heels that matched her dress and her blonde hair was blown out to curl up at the bottom.

Singer Kelly Rowland, 36, showcased her figure in a plunging white lace bodice with silver sequinned mini skirt.

There was a white tulle overlay that fell from her waist to her ankles through which her thigh-high red wet-look boots were clearly visible.

Beautiful in lace: Singer Kelly Rowland, 36, showcased her figure in a plunging white lace bodice with silver sequinned mini skirt and longer tulle overlay

Blonde beauty: January Jones, 39, was sleekly styled in a black satin jumpsuit with a pink band at the waist and pink cuffs on the half sleeves. She added a pair of black pointed toe heels

His muse: Zendaya, 21, rocked a large Afro and a colorful layered gown with red heels as she posed for photos with stylist Law Roach

Cool: Rachel Zoe, 46, wore a full-length silver metallic dress with long sleeves and a peek-a-boo bodice. She sported a dark red manicure and carried a black leather clutch

Busting out: The Walking Dead actress Christian Serratos, 27, put her cleavage front and center in a daring black dress

Big show: Lovato was a guest of honor at the event that included dinner and a show

Tasteful trio: Elle, Award winning Creative Director Pierpaolo Piccioli and Brie Larson posed looking glamorous in a Valentino gown

3rd wheel: Elle and Brie then posed for snaps together as they wrapped each other up in a friendly hug

Gal pals: Connie Britton and Heidi vied for most saucy in their dazzling cream ensembles

Presenting: Kelly gave Demi her award for the evening and the songstresses both looked delighted

Speech attire: Cate gave an applause-worthy speech as she accepted her award for Style Icon

Shimmer goddesses: Demi and Zendaya dazzled in their colourful eye-catching gowns as they posed together

Double trouble: Brie and Zoe looked like fashion forward icons as they complemented each other with their beaded gowns

Little foxes: Elle and Selena were as cute as could be as they cosied up together for a picture inside the event

Mom’s the word! Pregnant TV presenter and fashion blogger Louise Roe, 35, looked lovely as she showed off her beautiful baby bump in a plunging Victoria Beckham pencil dress

Tantalizing trio: Sheryl Luke, Sydne Summer, Michelle Trachtenberg looked fabulous at the awards party

Scarlet sensation: Zoe Bell was a vision in scarlet as she arrived at the awards with her lean legs on display

Glamorous: Bella Heathcote posed up a storm on the red carpet in her stylish floral gown and a pair of Sophia Webster heels