>> Rachelle Farell, one of the few vocalists who successfully straddles the line between jazz, R&B and pop, will be playing at Blues Alley tonight, Friday, Saturday, and Sunday. Sets are at 8 p.m. and 10 p.m. The rather outrageously priced tickets are available here. $60 + $10 food/drink minimum. >> Two local ladies of jazz come to Twins Jazz tonight for our first must see. Trombonist Jen Krupa, a member of the Navy Commodores…