Was it the walk of shame, or the stride of pride?

Khloe Kardashian was caught leaving bad boy rapper French Montana's house in Los Angeles on Friday morning — after celebrating a birthday the night before at Cecconi's restaurant in West Hollywood.

According to a photograph snapped by X-17, Kardashian, 29, left Montana's house around 10 a.m., wearing a completely different outfit than the night before!

"Khloe must really not want this to get out -- she parked IN his garage so her car wouldn't be seen," a photographer told X-17.

"Maybe she's trying to keep this sleepover on the DL so Lamar doesn't find out."

Kardashian has been spending a lot