The Dark Side of Lord Shen

the darkness within Shen is begining to become alive, and disires a body of it's own! Shen begins to act EVEN more angry and moody then normal, snaps at everyone, even to Celestia, and started to mope more. will the lougers ever figure out how to get out of this predicerment, or will the old Shen come back, or worse, will Shen's Darkness break free literaly and become it's own being?