Never wish someone a birthday before the actual day. Birthday parties are organized by adults, guests are treated as guests. Children receive special treatment until age 12
"Alles Gute zum Geburtstag" is the most common German birthday wish. Other common variations include "Alles Liebe" and "Herzlichen Glückwunsch". German birthday songs include Foulaa System's version with lyrics
Official state calendar of Ethiopia and unofficial in Eritrea. Contains 12 months, 30 days each, plus 5-6 epagomenal days. Begins on 11-12 September in Gregorian calendar (1900-2099)