XCG Xtreme Cheerleading truly offers something for EVERYBODY. Hudson, New York's #1 Cheer Gym! Located in Hudson, NY 12534, XCG Xtreme Cheerleading provides amazing classes in All Star Cheer, All Star Prep, Tumbling Classes, Camps & Clinics, Birthday Parties, Open Gym, and more. Our kind, courteous and friendly staff of professional educators is excited to meet you and help your family achieve your goals.