Formats and Editions
''e²'' is a greatest hits album by Italian singer Eros Ramazzotti, released in Europe and Latin America on October 26, 2007. This is his fourteenth album (including live and compilation albums), and his second Greatest Hits Album after ''Eros'' in 1997.
The first single of the album is "Non Siamo Soli", a vocal duet with Latin singer Ricky Martin. - Wikipedia