Dave Mirra Freestyle BMX

At Rider select, SlimJim Unlock: DDLRUU and Circle

At Bike Selection Screen, All bikes unlock: ULUDURLR and Circle

At Style selection screen, All styles unlock: LURDLDRUL and Circle

Down, down, down, square with dave mirra gives a triple back flip.

Get Cheat Menu Items:
Beat the game with the following characters to unlock a new cheat at the cheat screen:

Joey Garcia Ghost rider
Troy McMurray Exorcist mode
Shaun Butler Night vision mode
Tim Mirra Silly grunts
Mike Laird First person view
Leigh Ramsdell Big crashes
Kenan Harkin Sticky crashes
Chad Kagy Bike suspension mode

Get Movies:
Finish the game with the following characters to get the indicated movie:

Dave Mirra Get Dave Mirra movie
Ryan Nyquist Get Ryan Nyquist movie
Amish Boy Get Programmer movie
Slim Jim Promo movie

Unlock Amish Boy:
Beat the game with all characters to unlock Amish Boy.

Extra Bike & Character:
Beat the game with any character to get Slim Jim and a bonus bike.

More points:
Just when the time is about to run out, press X to bunnyhop and hold Down and X or Up and X and you will continue to get points even after the time has expired.

Easy Bails:
While in air press R1, R2, L1, L2 all at once. You will fall off your bike, then it should say, "YOU BAILED"

Extreme Spin:
In the first level, jump over the flat bed train cars that pass by. After you successfully jump over it, follow the long trail until you see a jump. When you hit the jump, start spinning. You will hit a black box that will throw
you over the train. Keep spinning until it says "extreme spin".

Moves:

Double Backflip 900:
First go to the Backyard Pools, Then ride straight ahead to a series of dirt jumps. Hit X at the top of the jump and then carefully grind on the fence right next to the jump. Then jump over the fence. There should be
a large pool. Find the long entrance to the pool then ride down the entrance at full speed to the far end of the pool. Jump, hit square and then hit down twice. Spin while doing this by using R2 or L2. Landing this move will get you major points!

Big air spin:
When you are in the air, press R1 to do 180 or 360 spins

Double or Triple Backflip:
Press Down, Down, Square while in the air For triple back flip press Down, Down, Down then Square

Front Flip:
Press Up, Up, Square

Sick Bar Spin:
While in air press down, and circle then hold it until screen says sick bar spin.

Flip Driver:
To do a flip Driver in the air press Down, Square, Down, Circle

Extra Bike & Character:
Beat the game with any character to get Slim Jim and a bonus bike.

More points:
Just when the time is about to run out, press X to bunnyhop and hold Down and X or Up and X and you will continue to get points even after the time has expired.