Promoted to Aunty Card (5 ratings) Only the best sisters get promoted to Aunty! £3.50 Notes: Notes 1000 characters left. Quantity: at £3.50 each Add To Basket Just found out your expecting and want a way to reveal the news to your sister? Pop one of these in the post to them for a special surprise. The card itself is 300gsm thick in matt white and is 6x6 inches. Comes with a matching plain white envelope. Printed in high quality ink on the front page. The inside is left blank for you to write in whatever you like! We also have matching cards for grandparents and Uncle!