who is kris's best friend?

Nikki Reed is Kristen's best friend.

im pretty sure that among her celebrity friends its her co-stars
but i do not knw the names of her personal friends

Dakota Fanning. She was a big fan of her before and very excited wen she heard that they are going to work together and afta The Runaways they became very close, quote (Dakota)' We r on a total diff level of knowing each other"

Her Mom