KIT KAT Club is a popular chocolate bar produced by Nestle. It was first introduced in the United Kingdom in 1935 and has since become a worldwide favorite. The name is derived from the combination of the words 'KIT' and 'CAT', which were used to describe the two-finger bar. The KIT KAT Club is also the name of a loyalty program that rewards customers for purchasing KIT KAT products. Customers can earn points and redeem them for exclusive offers and discounts.