d3struct in the cheats menu, for future reference, check out http://uk.gamespot.com/ps2/sports/tonyhawksunderground2/hints.html?tag=hints-cheats&om_act=convert&om_clk=gsbottomnav&tag=quicklinks;cheats
unlock character and stage
get everything and every gap and cash icon and chalenge
just do around 15 challenges. I beat the game in about a month.
unfortunatly you cant only for underground and everything else
you unlock them
Don't suck
yes
u unlock bille joe armstong in Tony Hawks American Wasteland
yes
Yes there is i saw it at gamestop used
lol you do the levels then you get to the las XD
by beating classic mode on normal i think :)