Will he ever learn?!

Scott Disick has fallen off the wagon just weeks after leaving rehab, In Touch reports. The father-of-three was allegedly drinking at a house party in the Hollywood Hills on December 6, and it was more than just a casual cocktail.

"He was drinking until 4 a.m. He was a total mess. At one point, he even pushed his crotch into a girl’s face," a source dished to the mag. "He’s been hiding his drinking from Kourtney," the source added.

Kylie Jenner's jilted boyfriend Tyga isn't helping matters, either! While the rest of the Kardashian clan was gathered at the hospital for Saint West's birth, the rapper and The Lord were hitting the town together. "Tyga has been wanting to blow off steam and keeps inviting Scott to hang out," the insider dished.

LD has struggled with addiction issues for years, and it appears the bad boy reality star might be throwing in the towel on cleaning up his act. "He’s out of control again. It’s like Scott’s given up," a source close to the situation explained.

Take a look at this pic of Scotty partying with French Montana and A$AP Rocky the other night... it doesn't exactly look like a sober scene!