By Nick Selbe Manning and his son, Marshall, have had themselves a busy weekend. View the original article to see embedded media. Being Peyton Manning clearly has its perks. So too does being Peyton Manning’s son. The Pro Football Hall of Famer and two-time Super Bowl champion made the most of his divisional round weekend with an East Coast swing to the Giants-Eagles game in Philadelphia on Saturday. He followed that up with a trip to Orchard Park for the Bengals-Bills matchup on Sunday, bringing his son, Marshall, along for the ride. Manning and his son were on the sidelines for both games, w…