Some celebrity friendships are over and done with in the time that it takes them to eat a sandwich together (not that they'd actually eat a sandwich - think of the carbs!) But some celebs really can be BFFs forever - like Kim Kardashian and Nicole Richie.
Kim celebrated Nicole's birthday with a Twitter picture of them together with some pals when they were fourteen. Nicole is 31 today - so she's known Kim for more than half her life!
Kim tweeted "Happy birthday to my friend Nicole Richie. Many of you man not know that we've known each other for many years. I found this pic of us at Nicole's 14th birthday party! Awww, the memories!"
The picture was taken in 1995, and can definitely be dated by the bangs, bubble perms and centre partings, although Kim and co are already making their trademark duck lip faces!
Too cute! Kim Kardashian Tweets Childhood Pic For Nicole Richie's Birthday
It's possible that Kim is focussing on her more sweet and innocent memories in order to take her mind off boyfriend Kanye's latest scandal. The rapper is believed to be in an old sex tape with a Kim lookalike that has recently surfaced...
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