Orange can refer to multiple artists. 1) Our Theory is a Jazz formation from 2004.
Bass – Matt Penman
Drums – Jochen Rueckert
Guitar, Keyboards, Programmed By – Thor Madsen
Saxophone, Producer – Ilhan Ersahin
Trumpet – Erik Truffaz
While out on tour, Ilhan wound up in a jam somewhere with French trumpet player Erik Truffaz. The two clicked immediately, and they decided to record a few sessions together.

Read more about Our Theory on Last.fm.