At one point, Letterman asked if the guys had considered carrying on following the 1980 death of their drummer, John Bonham.
"No," said Page. "The fact was that we had the records out and then we'd put the songs into the set; it was almost like another beginning, a second wind for the songs, because they were changing every night with the improvisation we were putting in. There was no way with the amount of work and mutation that had gone on with those songs that we could say to another drummer, well, can you learn this bit and learn that bit'; it just wouldn't work."
The Kennedy Center Honors Gala was recorded for broadcast on CBS for a 2-hour primetime special to air on Wednesday, December 26 at 9:00 p.m. (ET/PT), HenneMusic reports.