Released: February 2005

Catalog number: 987 044-8

Extra: cardsleeve

01: Blue [radio version] (4:09)

02: Blue [album version] (4:50)

Zucchero - Blue

Record label : Universal

Top 40: 05-03 no 25, peak no 23 stayed for five weeks.

Top 100: 12-02 no 26, peak no 10 and lasted 12 weeks.

Released: Janury 2005

Catalog number: no number

Extra: Promo with inlay in pvc sleeve

01: Blue [radio version] (4:09)

02: Blue [album version] (4:50)

Released: 2005

Catalog number: 9870485

Extra: This duet with Ilse DeLange is only on this Dutch edition of the album "Zu & co"

Extra: round sticker on cover indicating the duet with Ilse DeLange

08 : Blue [album version](4:50)

The rest of the album does not includes Ilse DeLange