We continue our "Top 10 Most Painful Moments" feature, counting down the ten times that the Penguins have caused Flyers fans the most pain over the past few years. Before continuing, here's a rundown of the previous moments we've counted down on OBG...No. 10: Sykora's Called ShotNo. 9: Letang's OT WinnerNo. 8: Biron the BoobWhen the Flyers acquired Martin Biron at the 2007 trade deadline, it was considered a big acquisition. Biron was a career backup that many in Phi...