title: Customize Woocommerce Invoice
body: <p>I have built an ecommerce website using WooCommerce.I need to generate invoice for all my customer orders.I have tried a few plugins to generate the same but the invoices aren't satisfactory for me.Alongwith the the Product Name,Quantity and Price I also desire to display the Regular Price and the Sale Price of each product.Please Help!</p>
  
  <p>Thank You! :-)</p>