How do I get help for an unauthorized AVG charge to my credit card?

Patricia, Please contact Sales Support… Chat with us [AVG] online (http://bit.ly/1bsBJfY). 
AVG Guru

How do I get help for an unauthorized AVG charge to my credit card? Every "customer support" link gives a list ofanswers to possible questions, all of which assume that AVG cannot possibly be at fault and/or hacked!  I AM GETTING VERY ANGRY WITH THIS STONEWALLING!!!!!

Patricia, Please contact Sales Support… Chat with us [AVG] online (http://bit.ly/1bsBJfY). 
AVG Guru