Why sun your ass cheeks solo when you can squeeze in a little QT with a cutie?
I know, I know, I'll deactivate my account in a sec.
The trio threw on some swimsuits and lounged poolside at Casa Aramara in Punta Mita, DailyMail.com reports.
This isn't the first time the 19-year-old reality star has logged quality time with King, who Tyga shares with ex Blac Chyna.
In October, Ky helped Ty throw King an outrageous, car-themed birthday party, complete with a backyard ferris wheel.
A week later, Kylie enlisted the pre-schooler to help her throw Tyga a 27th birthday party that was notably more low-key than his past celebrations.
While co-parenting King is great practice, Kylie and Tyga likely won't welcome their own little one anytime soon. See, you have to have sex to make a baby and, after this week's sex toy scandal on Kylie's app, no one's sure where she stands on mankind's favorite pastime.
In a post on her app detailing the ways she pampers Ty, Kylie seemingly divulged the following nug:
Unfortunately, Kylie did not pen the post herself and, upon discovering this item, went on a Twitter rant denouncing the content.
In response, her app team released the following statement,
Wait, so Kylie doesn't write all her own app content? Weird. Weird, weird, weird. Shocking. Shocked. Signing off to process this. Goodbye forever.
Citations: Stepmom in training! Kylie Jenner, 19, dotes on Tyga's son while parading around in sexy mesh swimsuit in Mexico Read more: http://www.dailymail.co.uk/tvshowbiz/article-4091826/Kylie-Jenner-19-dotes-Tyga-s-son-parading-sexy-mesh-swimsuit-Mexico.html#ixzz4UvdUgZBT Follow us: @MailOnline on Twitter | DailyMail on Facebook (DailyMail.com)