NFL GameDay 2001 cheats and cheat codes for Playstation

Super Bowl teams
Press Circle at the team selection screen.

All-Star teams:
Press Circle, Circle at the team selection screen.

Cheat Codes
Go to the options screen and select the "Easter Eggs" option, 
then enter any of the codes bellow:

Cheat code - Result
989SPORTS - 989 Studios players
AIR CPU - CPU cannot kick ball far
ALL BOBO - Unlock all Bobo teams
ALL EVEN - Equal abilities for every player
BASKETBALL - Players named after basketball stars
BIG PIG - Big ball
BOOSTER - Turbo players
CHEATERS - CPU plays badly
CRUNCH - Harder tackles
ENDURANCE - More endurance for Players
EURO LEAGUE - Players named after European league stars
FASHION SHOW - Cycle through cheerleaders after game
FATIGUE - Easier fatigue
FLEA CIRCUS - Small players
GD FIELD - Play on bonus GameDay field
GIANTS - Big players
HAM INJURY - More injuries
JACKHAMMER - More hits
LINE BUSTER - Better defensive line
OVAL OFFICE - Players with U.S. presidents names
POP WARNER - Tiny, fast players
RED ZONE - Players with programmers names
ROCKET MAN - Super speed
SHOOTERS - Harder and longer passes
SMARTER CPU - Unlock Expert mode
STICK MEN - Tall, skinny players
STICKEM - Receivers catch better
STROBE LIGHT - Frame by frame movement
SUPER FOOT - Better running back
TWO D - Flat players
UNBEATABLE - Unbeatable team

Music from the opening of NFL GameDay '99
Insert NFL GameDay 2001 game disc in to an audio CD player and play 
track 2 to hear the music.