Kourtney Kardashian and Addison Rae's friendship had a lot of people scratching their heads after last week's episode of Keeping Up With The Kardashians

Last week’s episode of Keeping Up With The Kardashians gave us a closer look at Kourtney and Addison Rae’s friendship, and it had a lot of people scratching their heads (including the other Kardashians) asking: how could a 20-year-old be besties with a 42-year-old mother of three? If you take out th...