Khloe Kardashian 'Tweets About Failed Marriage'
Reality star appears to talk about estranged husband in online message...
The reality star told her nine million followers: "I think part of the reason why we hold on to something so tight is because we fear something so great won't happen twice," reports Mail Online.
Khloe married basketball player Lamar Odom in September 2009, just one month after they met at a party.
The pair went on to star in two seasons of their own reality show Khloe & Lamar, however, Khloe filed for divorce last December after allegations of drug abuse and cheating by Lamar.
Meanwhile, big sister Kourtney Kardashian took her children to a birthday party in Beverly Hills.
The 34-year-old was pictured dressed down in ripped jeans and a shirt as she left the bash with a goodie bag on Saturday.
Kourtney is tipped to marry boyfriend Scott Disick later this year.