Kylie Jenner's Twitter Hacked by Sisters Kendall & Khloe!

Kylie Jenner covers her mouth as she gets out of her car and heads to an office building on Monday afternoon (September 9) in Calabasas, Calif.

The 16-year-old reality star’s Twitter account was recently hacked – by her own sisters Kendall and Khloe!

PHOTOS: Check out the latest pics of Kylie Jenner

“I just love when @KhloeKardashian and @KendallJenner hack my twitter…” she tweeted.

The week before, Kylie was spotted out shopping with friends at the Topanga Canyon Mall in Canoga Park.

10+ pics inside of Kylie Jenner running errands…