(PITTSFIELD, Mass.) – From the Tony Award-nominated revival of Ragtime and straight off the national tour of Memphis, Broadway’s Quentin Earl Darrington performs QED, Chapter 1: Verse 1, an evening of song at Barrington Stage Company’s new Mr. Finn’s Cabaret on Friday and Saturday, August 10 and 11, 2012, at 9:30 pm. The cabaret-style performance…