Jenner is the 21-year-old half-sister of Kim Kardashian. Kardashian has largely disappeared from social media since being held up at gunpoint in her Paris hotel in a jewelry heist last month. Khloe Kardashian called the robbery "a wake-up call" for the family.
Jenner also encountered a scary situation this year. A 26-year-old man was convicted last month of trespassing at Jenner's Hollywood Hills home in August. Jenner testified that she was frightened when the man followed her car into her driveway.
Until she was topped by photos from Justin Bieber's and Selena Gomez's Instagram accounts, Jenner once held the record for most-liked Insta pic with this hair art: