Kylie, 18, captioned the clip, “Little Kylie & Kendall. This is the cutest thing ever.”
The adorable cousins, who are less than a year apart in age, are often the stars of the Kardashian-Jenner clan’s social media posts.
Kim, 35, uploaded a photo of the inseparable playmates with pal Ryan, daughter of family friend Tracy Nguyen, in January, which she captioned, “REAL FRIENDS.”
Penelope, 3, and North, 2, also shared a sweet moment in November when they had a quick post-bath, pre-bedtime chat, as documented by the Keeping Up With the Kardashians star.
Sign up now for the Us Weekly newsletter to get breaking celebrity news, hot pics and more delivered straight to your inbox!