Toyah Ann Willcox is an English singer, actress, and TV presenter. In a career spanning more than 40 years, she has had eight top 40 singles, released over 20 albums, written two books, appeared in over 40 stage plays and 10 feature films, and voiced and presented numerous television shows.

"It's a Mystery" is a song by English new wave band Toyah, fronted by Toyah Willcox, released as a single in 1981 by Safari Records. The song was a hit in the UK where it peaked in the Top 5 in the charts as the lead track on the EP Four from Toyah.