But Robert Plant does n't rule out the possibility entirely . `` Celebration Day '' features a two-hour , 16-song set by surviving members of Jason . Jason son , Led Zeppelin , fills in for him on the drums . The 2007 reunion concert in the film was a tribute to Atlantic Records founder John Bonham 's .
`` Celebration Day '' features a two-hour , 16-song set by surviving members of Jason . Jason son , Led Zeppelin , fills in for him on the drums . The 2007 reunion concert in the film was a tribute to Atlantic Records founder John Bonham 's .