bart simpson

i moved to phoenix from s.f. and am in need of some good riding, i haven't ridden much for about the past month cause of school and other **** but i rode in s.f. on the daily i wish there would be some hills here to skid down for blocks but im down to ride, so lets ride, btw is there such a thing as critical mass here? i heard there might be but cant find anything out from anyone???
con man c