Kourtney Kardashian rocked a strapless Alice & Olivia stone leather peplum dress at Chateau Nightclub in Las Vegas on Saturday, July 2.
Kourtney and her baby-daddy Scott Disick co-hosted a fourth of July weekend bash - An Evening with Scott Disick - at the nightclub,
The oldest Kardashian sister blended playful torment and sartorial sophistication with the fitted dress that featured a ruffled peplum, an asymmetric front zip and latticework back.
The 32-year-old reality TV star took tips from her fans over Twitter for the evenings dress and makeover.
"Glam time with @robscheppy!! Going to Vegas tonight...hair up or down? Should we do a fun colored lip?" Koutney tweeted July 2 afternoon, while getting styled by make-up artist and hair stylist Rob Scheppy.
An hour later she tweeted, "Ok so @robscheppy and I r doing hair down! Going to send pics of my dress options later! Can't pick between two dresses and they r so diff!"
She then posted photos of the dress she eventually wore and a Robert Rodriguez LBD.
She accessorized with black towering Christian Louboutin platforms, a snake print extra long clutch, a golden watch in her right arm and a dainty gold pendant necklace.
Her side parted glossy hair draped her right shoulder. She wore smoky eye makeup with eyelash extensions and nude lipstick.
Disick, known for his old school immaculate dressing, wore a purple double breasted suit, white dress shirt and blue silk tie.
The couple posed together for photogs as well as with celeb guests attending the bash - Colin Cunningham, Jareb Dauplaise, Mackenzie Bronaugh, Peter Shinkoda, Brittny and Lisa Gastineau.
Incidentally, brother Rob Kardashian was hosting a bash just down the street same evening at Jet Nightclub of Las Vegas.
Kourtney and Scott, along with their toddler son Mason, arrived in NYC Sunday, July 3 noon to enjoy the Big Apple July 4 fireworks and join sister Kim Kardashian in her wedding preparations.