Grumpy Cat Birthday card for cat lovers everywhere Funny, humorous, amusing, fun. Image: Grumpy cat face "A little bird told me it's your Birthday, so I ate it" Blank inside for your personal message Handmade blank card printed on high-quality card, complete with envelope. Content: 1 x card, 1 x envelope Size: 6 x 6 inches, 152 x 152 mm Card: White hammer finish, 300 gsm Envelope (included): 100 gsm