In this Wednesday, Sept. 12, 2012 photo, a costumer view pizza memorabilia while they wait for their slices at Pizza Brain in Philadelphia. Hundreds of people turned out for the grand opening of Pizza Brain this month in Philadelphia's Fishtown neighborhood. It's a restaurant where visitors can eat a slice or two of artisan pie while gawking at a pizza-related photos, records, knickknacks and videos. (AP Photo/Matt Rourke)

Associated Press
In this Wednesday, Sept. 12, 2012 photo, a costumer view pizza memorabilia while they wait for their slices at Pizza Brain in Philadelphia.  Hundreds of people turned out for the grand opening of Pizza Brain this month in Philadelphia's Fishtown neighborhood. It's a restaurant where visitors can eat a slice or two of artisan pie while gawking at a pizza-related photos, records, knickknacks and videos.  (AP Photo/Matt Rourke)
In this Wednesday, Sept. 12, 2012 photo, a costumer view pizza memorabilia while they wait for their slices at Pizza Brain in Philadelphia. Hundreds of people turned out for the grand opening of Pizza Brain this month in Philadelphia's Fishtown neighborhood. It's a restaurant where visitors can eat a slice or two of artisan pie while gawking at a pizza-related photos, records, knickknacks and videos. (AP Photo/Matt Rourke)
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