NASHVILLE, Tenn. (AP) — Country music singer Julie Roberts is the new celebrity spokeswoman for the Tennessee Health Department's fitness initiative.She will make appearances across the state for the "Get Fit Tennessee" program."Get Fit Tennessee" is a statewide awareness project designed to address the rising epidemic of Type 2 diabetes and risk factors that lead to diabetes, like obesity. The goal is to educate both adults and children that Type 2 diabetes can be delayed or even prevented with modest lifestyle changes like increasing physical activity and a healthier diet.Roberts' songs include "Wake Up Older" and "The Chance."