Harrison loves giving back to his community. He volunteered his time at Stanford University hospital visiting ill children, raising awareness for Lymphoma and Leukemia at Light the Night Walk as well as participating in raising funds for special needs youth activities at Special Friends Walk. He enjoys getting his hands dirty and was a worker in reconstructing homes in challenged communities with Habitat for Humanity.
He also participated in the second Anne's Closet Fashion Show, a fundraiser benefiting Colon cancer. Harrison has spoke to 4 baseball teams in his home town Omaha. He spoke in South Omaha for the Police Athletics For Community (P.A.C.E.)
In Buffalo, Harrison announced a $5,000 grant from the Buffalo Bills Foundation and National Dairy Council for Heritage Heights Elementary to expand the school's breakfast program and enhance its physical education program.