The State College Spikes will fete the QB with a bobblehead, a ‘Silver Sneakers’ stroll and an adult diapers giveaway. Penn State quarterback Sean Clifford delivered a proper farewell to his college career as offensive MVP of the Rose Bowl. This summer, the State College Spikes will send off Clifford with a retirement party that really leans into the theme. State College’s minor league baseball team will fete Clifford on July 15 with a grand celebration of his six seasons at Penn State. The promotion at Medlar Field will feature giveways that include a rocking chair and, the Spikes say,…