You may be thinking of Natalie Cole. Her "Unforgettable" video featured him, but not as a hologram.
There was one male singer who sang fever, and that was Michael Jackson.
Martina McBride
Piccola Pupa
Rachel D'Arcy
The Song Was Sang By Lulu, But Tina Arena Did a Cover.
Aretha Franklin
Dionne Warwick sang Deja Vu
A few females sang this song. Go to en.wikipedia.org/wiki/After_All_This_Time to find out the exact people. Also, it would be which female had sung or which female singer sang.
Dinah Shore
Merril Bainbridge
kim stratton
Brittany Spears
Rosie Gaines
Arlene Smith of the Chantels
Jibai Chui
There was one male singer who sang fever, and that was Michael Jackson.
Blondie was the band, Deborah Harry the singer.