The telling question would be "Would Farage want to change anything in the Tory Party?". Much of what the Tory party says and does is aligned with UKIP. It is easy to see why Farage sees a comfortable place within the Tory party. So for any Tory MP that cannot understand why they are despised so much, maybe think about how you are pushing the ideals that this man salivates over.
They only successively jumped the shark because the shark looked up as they jumped over it, and went "nah, eating those would be bad for my stomach, I'll stick to mercury-poisoned seals, thanks"