PART SHEETS, PERFECT STAMPS *60p each* (14% Discount) £ 700.00 £ 602.00 5 x £6.60 (Special Delivery 100g) 2-Stamp Self Adhesive Machin (e.g. 2 x £3.30) *16% Discount* (£5.55 each! FLASH SALE £ 33.00 £ 27.72 Buy USPS Pacific '97 Mint Sheets of Twelve Stamps Each. Set of Two Scott 3139-40: Toys & Games - Amazon.com FREE DELIVERY possible on eligible purchases Smiler Sheets. The name ' Smiler ' derives from its use on the first British personalised stamp sheet of a set of 10 stamps that first appeared in a Greetings Booklet issued in 1990. The first Smiler Sheet was issued in 2000 as part of the Stamp Show at Earls Court. Below you can find the Smiler sheets that we currently list.