Need excel sheet setup for my pre-printed Invoice.

Need excel sheet setup for my pre-printed Invoice. * i need an excel (and Open Office Calc) sheet prepared for my pre-printed Invoices * the Invoice is a 3 side-by-side print on an A4 paper that can be ripped into 3 parts and sent to customer (Original 1/3 | Copy ONE 1/3 | Copy TWO 1/3) (1/3 is, each side-by-side copy holds a 3rd of the landscape paper) * i should be filling the necessary places in the excel (for the Original copy) and it should automatically copy all of this invoice info to the 2 other locations that correspond to Copy ONE and Copy TWO * there should be an area (not to be printed) that i should copy-paste the products/items bought by the customer, where the pasted info is to be parsed into item names, quantity, price and total per line (i will provide the format of the copy-paste) * should auto total all totals, pre-tax total, tax, and final total * should auto put date, send date and time * i will provide the original 3-part invoice in .jpg and .png formats. the dimensions of the invoice IS NOT standard A4 paper. its 210mm x 290mm (A4 is 210mm x 297mm - landscape) * when i print from this excel sheet, it should print directly and all the info must coincide with their corresponding locations on my pre-printed invoice paper in the tray of my hp laser printer.