Ladies and gentlemen, place your bets.
1) We prayed really hard and God Changed His mind. You're welcome. odds 2/1
2) It did happen, but on a spiritual basis, so you unbelievers didn't notice. odds even money
3) I made a minor error in my numerology, so it'l really happen on 6 months. For sure this time, no takebacks. odds 3/1
4) God in his infinite mercy has postponed the apocalypse. odds 2/1
5) Oh, that Olympic games? No, no, the Holy Spirit meant the next Olympics. Definitely. odds 2/1 on.
6) Your skeptical lack of faith allowed satan to disrupt the Holy Spirit's true message, which was that the Olympics will go ahead but the opening ceremony will be a bit ****. odds 2/1
7) I have got it all wrong, god does not exist. odds 100000000/1