Hello. Tried to buy a Midi Expression. Hit the add to cart button. Can’t find the shopping cart. Hit the ad to cart button again. Sent me to PayPal. Doesn’t show how much I’m paying. Went back to website, says I am charged like..$139 or some such. Wrong! Just want 1. Where is the shopping cart or o...

Hello. Tried to buy a Midi Expression. Hit the add to cart button. Can’t find the shopping cart. Hit the ad to cart button again. Sent me to PayPal. Doesn’t show how much I’m paying. Went back to website, says I am charged like..$139 or some such. Wrong! Just want 1. Where is the shopping cart or or...