Too nauseated to comment.

http://en.wikipedia.org/wiki/Labor_day
Labor Day is a United States federal holiday observed on the first Monday in
September. The holiday originated in 1882 as the Central Labor Union (of New
York City) sought to create "a day off for the working man".
Congress made Labor Day a federal holiday in 1894. All fifty states have
made Labor Day a state holiday.

http://www.wbir.com/news/local/story.aspx?storyid=61563&provider=rss
Workers at the Tyson Foods poultry processing plant in Shelbyville will no
longer have a paid day off on Labor Day but will instead be granted the
Muslim holiday Eid al-Fitr.

Some articles of interest concerning Tyson Foods:

http://www.vdare.com/misc/tyson_complaint.htm
...
1. This is a class action brought on behalf of all persons legally
authorized to be employed in the United States ("U.S.") who have been
employed by defendant Tyson Foods, Inc. (Tyson), reportedly the world's
largest processor and marketer of poultry, as hourly wage earners at 15 of
its facilities throughout the U.S. during the last four years.
2. The Complaint contends that all such persons have been victimized
by a scheme perpetrated by Tyson to depress the wages paid to its employees
by knowingly hiring a workforce substantially comprised of undocumented
illegal immigrants for the express purpose of depressing wages (hereafter
"the Illegal Immigrant Hiring Scheme"). ...

http://www.workingimmigrants.com/2006/04/the_tyson_foods_illegal_immigr.html
...
The Tyson Foods - illegal immigrant case: past and present.
Steve Striffler's highly informative book, "Chicken: the dangerous
transformation of America's favorite food", gives the story behind the
indictment and trial of three Tyson Food executives for systematically
hiring illegal Hispanic immigrants. I will relate in skeletal form the story
...

http://www.usdoj.gov/opa/pr/2001/December/01_crm_654.htm

INS INVESTIGATION OF TYSON FOODS, INC.
LEADS TO 36 COUNT INDICTMENT FOR CONSPIRACY
TO SMUGGLE ILLEGAL ALIENS FOR CORPORATE PROFIT