Fleetwood Mac's Lindsey Buckingham and country group Little Big Town will tape an episode of CMT Crossroads on Oct. 5 in Nashville in front of an invitation-only audience. The episode will air Dec. 2. Buckingham will release a new solo album, Under the Skin, on Reprise Records on Oct. 3. Little Big Town's country hits include "Boondocks" and "Bring It on Home." Their album, The Road to Here, has been certified gold.