Hi,
The Addison Project is NOT Addison Groove Project. They are 2 distinctives groups.
The Addison Project (Prog/Jazz) are from Montreal and they put out an album (mood swings) 2 months ago approx.
http://www.unicornrecords.com/addisonproject/ . You are right, this band is amazing and the album sounds fantastic !
Addison Groove Project are from the USA (funk kind of music ), don't know them much.
http://www.addisongroove.com/