Earlier this week, Kim Kardashian and Kanye West bought a $20 million mansion in Hidden Hills, Calif. But apparently before that they were building a palace of their own... with two kids' rooms.

We're not sure what became of the original dream home, but we do know that in a new clip from this week's Keeping Up With the Kardashians, Kim gives her grandmother, M.J., a tour of the construction site and drops a major bombshell:

Posted in: Kim Kardashian