The ESTATE OF Claudia SHEPPARD-BROWN, BY Its Special Administrator, Charles BROWN and Charles Brown, Plaintiffs-Appellants, US Department of Health and Human Services, Medicare Parts A & B, Involuntary Plaintiff, Managed Health Services Insurance Corporation, d/b/a Managed Health Services WI, Involuntary Plaintiff-Second Mortgagee, v. The CITY OF MILWAUKEE, Garfield Avenue Festivals, Inc. and Andre Lee Ellis, Defendants-Respondents.