Just like Kim! Kylie Jenner shows off her curvaceous derriere in purple ʙικιɴι as she continues birthday festivities with pals in Mexico

She has said that she styles herself on her older sister Kim Kardashian – and now it seems Kylie Jenner holidays just like her too.

Girls day: The brunette babe was seen without her rapper beau Tyga

The teen, who just celebrated her 18th birthday on Monday, jetted to Joe Francis’ private estate Casa Aramara in Mexico to continue the festivities with some beach and poolside frolics.

Braving the waves: The TV star headed into the chilly depths of the PacificBraving the waves: The TV star headed into the chilly depths of the Pacific

Kylie appeared to be modeling herself on her 34-year-old half sibling wearing a high-cut ʙικιɴι which showed off her ample curves.

 Taking the plunge: Pia opted for a colourful graphic-print string ʙικιɴι

The TV star was joined by pal Pia Mia and hung out by the pool showing off a cornrow hairstyle – a look she first wore last month causing controversy when it was slammed by 16-year-old actress Amandla Stenberg.

She showed off the look in a SnapChat clip the same day and was seen snuggling up to Pia, 18, in bed with her hair braided тιԍнтly with blonde strands infused.

Taking it easy: The reality star celebrated her 18th birthday on Monday and jetted to Mexico shortly after 

Kylie could be seen adjusting her ʙικιɴι as she stood by her blonde pal, hoisting up her ʙικιɴι briefs with her long green manicured nails.

Do It Again singer Pia wore a colourful graphic-print string ʙικιɴι showing off her lithe and tanned physique.

The songstress pulled her long platinum locks up into a bun as she soaked in the pool with her friend.

Leggy look: The KUWTK star reclined in a sultry pose

After enjoying a dip and chatting the day away, the ladies headed down to the private beach to cool off in the ocean.

As the sun set, the girls could be seen reclining on towels soaking up the balmy evening air.

Francis, the 42-year-old creator of Girls Gone Wild regularly hosts the Kardashian clan at his stunning resort – with Kim, Kourtney and Khloe taking advantage of the luxurious 5-star Punta Mita amenities.

It's for you: The songstress handed her cell phone to Kylie to show her something 

The beautiful accommodations boast 12 bedrooms, 13 bathrooms, 5-star executive chefs, a screening room, a gym, two pools and its own private beach.

Newly renovated this year, Casa Aramara is nestled amid acres of lush tropical gardens offering peace and seclusion.

Heading in: The ʙικιɴι babes scooped up their towels as they called it a day

Kim and husband Kanye West enjoyed a second honeymoon at the tropical resort in June last year, with the bootylicious star being pictured showing off her ample ᴀssets in black ʙικιɴι bottoms and a white tank as she took a cooling dip in the pool.

Meanwhile, birthday girl Kylie partied the night away at The Nice Guy in West Hollywood on Sunday night wearing a black mini dress and long blonde wig with black roots.

Glam look: Kylie's beach style was completed with gold accessories including a choker, bracelets and expensive looking watch

Among the many famous faces at the WeHo celebration were her mother Kris Jenner, 59, and her elder half-sisters Kim, 34, Khloe, 31, and Kourtney, 36 – who followed Kylie’s lead in the style department, wearing an array of sleek and chic black dresses.