With the 20th anniversary of CMTâs âCrossroads,â the network has a treat for fans. âCMT Crossroads: Robert Plant & Alison Kraussâ premieres on Tuesday, November 29th at 8 p.m. Central Time. The duo first appeared on the show in 2008 following the release of their six-time Grammy winning album âRaising Sand,â and theyâre back during their world tour supporting their latest album, âRaise The Roof.â If you miss the first broadcast, CMT has scheduled encores for 9:30 p.m. the same night, and then at 10 a.m. on Sunday, December 4th.