Ключевые слова: 20, 20th, 3d, achievement, age, anniversary, birthday, blue, card, career, celebration, ceremony, commemoration, congratulations, decoration, dedication, event, festivity, figures, glowing, greeting, honour, illustration, invitation, letters, memorial, mottled, number, numerical, occasion, party, period, shining, success, text, time, twentieth, twenty, white, years,