Have you seen Discovery Green? You simply must hit the amphitheater tomorrow evening from 6:00 - 8:30 pm to see Houston's own Archie Bell performing with one of Houstonist's favorites, The Allen Oldies Band. In fact, if you can go as early as 4:00 p.m. and no later that 7:30 p.m. - Central City Co-op is hosting a "Green Market", so pack a small cooler, just in case to stash your organic and locally grown/made......