The hoax and jokes begin:
On a serious note:
New Date? The End of the World is October 22, Not October 21?
Here's a tweet from a serious Harold Camping website:
"One of the brethren with great understanding of the Biblical calendars created a spreadsheet showing every day from May 21, 1988 to October 21, 2011 using both inclusive and non-inclusive methods of counting. This shows that the 153rd day ends on sunset October 22rd (Tishri 23) Jerusalem time."