Three small boys were in a Christmas play at school.
They represented the three wise men and they were to give their gifts to baby Jesus. The first boy stepped forward, held out the gift in his hands and said, “Gold.” The second boy stepped forward, held out his gift and said, “Myrrh.” The third boy stepped forward, held out his gift and said, “Frank sent this.”
Update: While searching the internet for proper attribution, I discover this is a joke is included in the book, A Wayne in a Manger. Alan in Belfast has more details.