According to , the only thing still needed in order to make the divorce official is a judge's signature. Despite the fact that Khloe filed for divorce back in December 2013, the two attempted reconciliation numerous times until a judge threatened to dismiss the case due to lack of activity.
After her split from Lamar, Khloe went on to date rapper French Montana on and off for nearly a year before ending things for good last fall. She is currently dating NBA player James Harden. claims Khloe's highly publicized relationships are what pushed Lamar to sign the papers.
A source told the publication, "Lamar was really hurt and felt like Khloe had no respect for him after she was out in public with James Harden. He just kept seeing her with different guys and that was it for him. French was at least a relationship but here she was with another guy."
The source continued, "He finally came to his senses and told her he wanted out and signed the papers. He confronted her about James and she went to Vegas to see him while she was out there with James and they got it done. He just wanted out."
Khloe and Lamar married in 2009 after dating for a month, but Lamar's reported issues with drug addiction and alleged infidelity contributed to their ultimate breakup.
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Source : http://popcrush.com/khloe-kardashian-lamar-odom-finally-sign-divorce-papers/