There is KIT, and now Babul Ka Aangaan in jumping on the Split personality bandwagon, and Kis Desh main hai mera dil is foreshadowing upon it's audiences the concept of the SP. Even in Bidaai, Alekh doesn't technically have a split personality, however, it can be dubbed dual, since he is one person one minute, and becomes aggressive the next.
I suppose mental disorders have made suckers out of us audience members, wherever there is someone with a mental imbalance, so are the TRP's.
We all watch for Akashdeep, of course, however, we also are waiting for him to find the truth out about Kanya. I foresee a Bhool Bhuliya track in the near future.