When you are working towards an image, you are advised to act in as many different roles as possible. But once you have the image, the advice is inversed, and you are asked to act in as similar roles as possible so as to maintain the image. And that's pretty much what seems to have happened to Paresh Rawal.
The versatile performer has acted in several brilliant movies. He delivered in each of those movies, and grew as an actor in each of them. But after Hera Pheri, the performer has been overtaken by the entertainer, and you get more of the same. And with Guest Iin London (yes, ....