No makeup? No problem!
"Sweatpants hair tie chillin with no make up on," she tweeted, quoting Drake's "Best I Ever Had," along with an Instagram photo of herself wearing just sweatpants and a bra.
While Monday night showed a more casual side of Kardashian, Sunday night was a much different story. The reality star, along with her pregnant sister Kourtney, got glammed up for the 20th annual Elton John AIDS Foundation Academy Awards viewing party.
Check out Kardashian's photo below, as well as other stars spotted without makeup: