How to do I make a KH style Health bar?

How do I make a Kingdom Hearts style health bar where half of it curves around the character icon then strecthes out like this:

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This is sort of a continuation of that Cylinder thing because I'm making a KH game so far so good, there are just only small bugs like these, but if there is one big bug it would have to be, no models ._.

Anyway please answer for this question thanks, looking forward for you reply XD

Check out the fantastic answer by Eric to the question here.