This Grease card reads on the front "We'll Always Be Best Friends Because You Already Know Way Too Much!" Characters including Sandy and Frenchy are pictured on the cover. There is plenty of space on the inside for your own personal message. Dimension-8 x 5" License - Grease Danilo is the leading publisher of licensed calendars, diaries, greeting cards, gift wrap and gift bags in the UK. We are a family run company thatâ€™s been operating for more than 40 years. Our licenses range from pre-school to adult. All the paper we use is responsibly resourced and we only work with suppliers and manufacturers that meet our stringent ethical requirements.