'Who Buys Lube?' Kourtney Kardashian's 6 Most Hilarious Moments On 'KUWTK'

Kourtney Kardashian has provided some major comic relief on Keeping Up with the Kardashians over the past decade. Whether its laughing at Kim's ugly cry face, making fun of her mother Kris Jenner's grunts during a tennis match, or trying to figure out how to purchase lube at a store, there's no denying just how funny she's been on one of the most popular reality shows on television.

Watch the clip above for six of her most hilarious moments on KUWTK! Which one was your favorite? Sound off in the comments!