Best Buddies Tennessee is designed to share the important life marking moments Best Buddies have when they hang out with one another. Upload your photos to share your experiences, and view the photo stream to see what other Best Buddies are doing in Tennessee. Best Buddies® is a nonprofit 501(c)(3) organization dedicated to establishing a global volunteer movement that creates opportunities for one-to-one friendships, integrated employment and leadership development for people with intellectual and developmental disabilities (IDD).