Gregory is actively involved in the Jeopardy Program, sponsored by the Los Angeles Police Department for youth at risk, as well as serves as the National Spokesman for the Juvenile Diabetes Research Foundation. He was diagnosed with Juvenile (Type 1) diabetes when he was 9, and now talks to young adults and children on the subject as a motivational speaker. Gregory is working to raise funds to help find a cure for diabetes and offering information to support people living with the disease. He is also involved with AIDS Project Los Angeles and Mothers Against Drunk Driving (MADD).