Old journals from Kris' late ex-husband Robert Kardashian make nasty claims about her! Kim and Khloe are all over this on Twitter! Khloe is bashing Robert's widow Ellen, saying she faked the journals and is making it up to sell to tabloids! Some of the entries allege that Kris would avoid her young kids a lot after partying too hard! One entry claims his daughters called him crying after Kris forgot to pick them up from school 'cause she took off to party in Mexico!

 Check out their tweets defending Kris!