engineer [1-8, 11-15], keyboard [14-15], producer [1-8, 11-15], synthesizer [14]
arranger [1-2], chorus master [3-4], conductor [3-4, 11-15], orchestrator [11-14]
additional [14, 14-15, 15]
background vocals [3-4, 12, 14], guest [5], lead vocals [5, 11], vocal [5]
lead vocals [15]
assistant [3-4]
lead vocals [3]
background vocals [3-4], bass [6, 11-12, 15], bass guitar [3-4, 14-15]
keyboard [3-4]
electric piano [14], executive [5-6, 11-12, 14-15], keyboard [3-4, 6, 14-15], lead vocals [6, 9-10, 12-14], piano [12], synthesizer [12]
lead vocals [7]
lead vocals [8]
acoustic guitar [3-4, 11-12, 14-15], classical guitar [12], electric guitar [3-4, 11-12, 14-15], guitar [6]
lead vocals [4]
saxophone [14-15]
performing orchestra [3-4]
assistant [3-4]
performing orchestra [11-12]
keyboard [6]
chorus master [14-15]
drums (drum set) [3-4, 6, 11-12, 14-15], percussion [3-4, 6, 11-12, 14-15]
assistant [11-12, 14-15]
