Day 1: A partridge in a pear tree
Day 2: Two turtle doves
Day 3: Three French hens
Day 4: Four calling birds
Day 5: Five golden rings
Day 6: Six geese a-laying
Day 7: Seven swans a-swimming
Day 8: Eight maids a-milking
Day 9: Nine ladies dancing
Day 10: Ten lords a-leaping
Day 11: Eleven pipers piping
Day 12: Twelve drummers drumming