He now had a daily rehearsal and extra rehearsals as needed. His first official rehearsal with the orchestra followed on September 30. On September 14, 2012, at Morning Musume's 15th Anniversary Concert Tour Rehearsal, Hello! The signature riff was improvised at the same rehearsal. Both sets featured only a few songs, performed with minimal rehearsal. It contains two live music venues used as rehearsal spaces. Here, they watch the footage of the rehearsal just performed. Miranda then confesses to Carrie about what happened at the rehearsal dinner. Initial dates were rescheduled due to extended rehearsal time. A 2014 version incorporated videos of rehearsal and practice sessions. Celibidache was well known for his demands for extensive rehearsal time with orchestras. Its first production was "Wedding Rehearsal" (1932). Dolby built a special guitar for Gale to use for rehearsal and filming. This culminated in Blackmore calling a rehearsal session without Gillan. This was seen as a dress rehearsal for the upcoming European tour.