Jet Grind Radio Cheats & Tips

Unlock all gang members
When it says New Game, choose the t word then press X, Y, A, B, B, A, Y, X.
submitted by Isaiah Vinson (Vinson111@apex.com)

Skate backwards
Press up then down while skating to skate backwards.
submitted by Justyn (tonyhawk0335)

Unlock Poison Jam
Complete every Kogane-cho Story stage with a "Jet" rating.

Unlock Love Shockers
Complete every Shibuya-cho stage with a "Jet" rating.

Unlock Noise Tank
Complete every Benten-cho stage with a "Jet" rating.

Unlock Goji Rokkaku
First unlock the three previous gangs (Poison Jam, Love Shockers, and Noise Tank), then get a "Jet" Ranking on the Grind City stages.

Unlock Potts (Jet Grind's puppy)
To Unlock Jet Grind's puppy, first complete the game one time and unlock all of the extra characters (Goji, Love Shockers, Noise Tank, and Poison Jam). You have to play the game again, and complete Monster of Kogane before Benten Boogie. Noise Tank should challenge you after Chapter 2 -- win that challenge to unlock Potts.

Unlock d.j.k.
Select Piranha, while she dances, press A,Y,X,X,B,Y.
submitted by Steven

Tag groups quicker
When spraying a member of a group, repeatedley press the spray button and you will hit them 3-4 times.
submitted by Simon Baker