lead vocals [8, 14]
librettist
lead vocals [19]
background vocals [9]
background vocals [9, 24]
background vocals [28], lead vocals [3, 5-6, 14, 17, 20, 23, 26-27], vocal [26]
lead vocals [8, 14]
lead vocals [5, 10, 20, 23, 26, 28], vocal [26]
background vocals [28], lead vocals [4-5, 13]
lead vocals [1, 18, 22]
arranger
background vocals [9, 24]
background vocals [9], lead vocals [8, 14]
background vocals [25], lead vocals [7-9]
lead vocals [9, 12-14, 16, 18, 25]
lead vocals [16]
background vocals [9, 24], lead vocals [19]
composer, lyricist, arranger [3, 5-6, 19-20, 24]
lead vocals [1, 11, 18]
producer
lead vocals [6, 15]
background vocals [24-25], lead vocals [3, 21]
lead vocals [11, 25]
lead vocals [4, 8, 13, 28]
lead vocals [6]
background vocals [9, 24], lead vocals [6, 8]
lead vocals [6, 19]
background vocals [24]
lead vocals [8]
lead vocals [9, 16, 19, 24]
background vocals [24]