"An Antartian died and went to heaven. When he got ..." joke

An Antartian died and went to heaven. When he got to the pearly gate Saint Peter told him that new rules were in effect due to the advances in education on earth. In order to gain admittance a prospective heavenly soul must answer three questions:
1. Name two days of the week that begin with "T".
2. How many seconds are in a year?
3. What is God's first name?

The Antartian thought for a few minutes and answered...

1. The two days of the week that begin with "T" are Today and Tomorrow.
2. There are 12 seconds in a year.
3. God has two first names, and they are Andy and Howard."

Saint Peter said, "OK, I'll buy the Today and Tomorrow, even though it's not the answer I expected, so your answer is correct.
But how did you get 12 seconds in a year, and why did you ever think that God's first na