Why is there only one set of quotation marks? The commas are all unnecessary. Four end marks will never be acceptable. 

I guess if you spell his name in a variety of ways, you are bound to get it right. 

Error #1-There should be a comma between independent clauses. 

Error #2-The quotation marks must come in sets. Either add some or delete the others. 

Error #3-The apostrophe is not needed. Its is correct. 

THV is making the search for grammar errors so easy.