The pair joins a stacked lineup of speakers including Sandy Barbour and Carolyn Kieger.
The Nittany Lions moved up two spots from their preseason ranking of No. 8.
This year's campaign will also donate food for each false start or off-sides generated by fans at Beaver Stadium.
Serena Gray's career-high 18 kills gave the Nittany Lions the edge in the 25-14, 25-14, 25-7 victory against the Shockers.
McSorley earned the roster spot following a string of impressive preseason performances.
The Packers have cut Sam Ficken in favor of franchise kicker Mason Crosby.