Unlock Cities for Road Trip Mode:

Go to the Press Start Screen and enter the following QUICKLY

Boston - Y, Up, Down, Down, Up, Y
Chicago - Y, Up, B, Up, B, Y
Las Vegas - Y, R, Left, L, Right, Y
L.A. - Y, Left, B, B, Left, Y
New Orleans - Y, Down, Right, Up, Left, Y
Portland - Y, A, A, B, B, Y

Unlock Riders:

Go to the Press Start Screen and enter the following QUICKLY

Big Foot - B, Right, Up, Right, Up, Y
The Mime - B, Left, Right, Left, Right, Left
Volcano - B, Up, Up, A, Up, Up, A
Day Smith- B, Up, Down, Up, Down, Y
Vanessa- B, Down, Left, Left, Down, Y

Unlock Rider Videos:

Go to the Press Start Screen and enter the following QUICKLY

Cory Nastazio - R-Trigger, Y, X, X, Y, Y, Y, R-Trigger
Seth Kimbrough - R-Trigger, Up, Up, X, X, X, R-Trigger
Reuben Alcantara - R-Trigger, Left, Right, Left, Right, Left, Right, Right-Trigger
Nate Wessel - R-Trigger, Down, B, X, Down, B, X, R-Trigger
Big Ramp - R-Trigger, Up, Down, Left, A, A, A, R-Trigger
Day - R-Trigger, X, Left, Left, Y, Right, Right, R-Trigger
Mat Hoffman- R-Trigger, Left, X, Left, X, Left, R-Trigger
Joe Kowalski- R-Trigger, Up, A, B, Down, R-Trigger
Rick Thorne- R-Trigger, L-Trigger, Right,R-Trigger, Left, R-Trigger
Mike Escamilla- R-Trigger, X, A, A, X, A, A, R-Trigger
Simon Tabron- R-Trigger, L-Trigger, L-Trigger, R-Trigger, L-Trigger, L-Trigger, R-Trigger
Kevin Robinson- R-Trigger, A, B, Down, Up, R-Trigger

Unlock Road Trip Videos:

Go to the Press Start Screen and enter the following QUICKLY

Boston - Y, Up, Down, Down, Up, Y
Chicago- Y, Up, B, Up, B, Y
New Orleans- Y, Down, Right, Up, Left, Y
Las Vegas- Y, R-Trigger, L, L-Trigger, Right, Y
LA- Y, Left, B, B, Left, Y
Portland- Y, A, A, B, B, Y

Get New outfits:

Go to the Press Start Screen and enter the following QUICKLY

Elvis- X, L-Trigger, L-Trigger, Up, Up
BMX- X, B, Left, Right, Left, X

Get Vanessa Character:

Go to LA and look for the Girl sitting Down on top of a brick building. You must do a 20,000 point adrenaline trick in front of her. You can manual inbetween tricks so you don't have to pull off a single trick

Get Volcano Character:

Finish the game using any character and FINISH ALL objectives

Get Day Smith Character:

Go to OK city. Now go to the ramp that is put there with the fork lift and into the secret garage. Now you must grind on that black box and it will open into a vert ramp. Use that ramp and grind on the bullhorns and jump into the small room and you unlock Smith!