Garth Brooks' "friends in low places" Wednesday night (Oct. 25) included Grand Ole Opry stars Johnny Russell, John Conlee, Bill Anderson and Porter Wagoner. The veteran quartet traded lines with Brooks on his best-known song during the taping of a TV special honoring the Opry on its 75th anniversary. Throughout the night, participants paid tribute to Opry legends past and present. Travis Tritt and Patty Loveless teamed up to honor Johnny Cash. Vince Gill harmonized with Trisha Yearwood on a medley of hits by Patsy Cline. Reba McEntire and Connie Smith revisited the repertoire of Marty Robbins. In one segment, Country Music Hall of Fame members Dolly Parton, Loretta Lynn, Little Jimmy Dickens, George Jones and Charley Pride shared the stage. Taped at the Grand Ole Opry House in Nashville, Grand Ole Opry 75th: A Celebration will air Thanksgiving night, Nov. 23, on CBS.