What Canadian vocalist was featured in a guest appearance on the album Haven by Kamelot?
Alissa White-Gluz Alissa White-Gluz ( ; born July 31, 1985) is a Canadian vocalist, best known as lead vocalist of the Swedish melodic death metal band Arch Enemy, and former lead vocalist and founding member of the Canadian metal band The Agonist.
Laila Biali Laila Biali (born 3 October 1980) is a Canadian jazz singer and pianist. She has been nominated for a Juno Award and has worked with Chris Botti, Sting, Dave Brubeck, Phil Dwyer, Diana Krall, Paula Cole, and Suzanne Vega.