Singer Characteristics:
1. Genre
2. Voice
3. Composition
4. Lyrics
5. Choreography
6. Looks
7. Personality
I listen to lots of music from singers that excel in several of the above categories. Until Alizée I never heard a singer that excelled in all. Granted, in the early years, things like composition, lyrics, and choreography must be attributed to Laurent and Mylene. But that just further emphasizes the uniqueness of the phenomenon. And I guess the icing on the cake is number 8:
8. Angel.