How many date originally air episode located Philadelphia, pennsylvania?
Episode Number Location Original Airdate Challenge Winner Challenge
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1-24798489-2
20 Las Vegas , Nevada August 12, 2009 Food 6-pound "Big Badass Burrito"
21 Charleston, South Carolina August 19, 2009 Man Spicy tuna sushi
22 San Francisco, California August 26, 2009 Man The Kitchen Sink (2 gallons of ice cream)
23 Durham, North Carolina September 2, 2009 Food* The Doughman (food & sport triathlon)
24 Honolulu, Hawaii September 9, 2009 Food Mac Daddy Pancake Challenge
26 Philadelphia, Pennsylvania September 23, 2009 Man 5-pound "Ultimate Cheesesteak"
28 Springfield, Illinois October 7, 2009 Man Firebrand chili
33 Brooklyn, New York November 11, 2009 Man Suicide Six Wings Challenge (spicy wings)
37 New Brunswick, New Jersey December 9, 2009 Food Fat Sandwich Challenge (five stuffed sandwiches)
table_24798489_2
SELECT COUNT Original Airdate FROM table WHERE Location = Philadelphia, Pennsylvania
Philadelphia, Pennsylvania