But now, we're getting some insight on why she keeps acting like everything is totally normal thanks to her most recent Instagram post.
"She smiles to mask the pain in her heart, she laughs to conceal the tears in her eyes," the text reads, along with a picture of a girl wearing a mask over her eyes.
To us, it seems clear that the 29-year-old is actually very upset about her marital issues, but uses humor as a defense mechanism.
Khloe and Lamar got married in September of 2009, and their four year anniversary is Sept. 27.
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Gallery | Khloe Kardashian and Lamar Odom: A Look Back