Put Your Hands on Standby NYC blog rockers Clap Your Hands Say Yeah made a few ripples through DCist the last time they came to town. Have they honed their live show any more since the last time around? Or, as some people would say, learned to play their songs yet? These observations and more will be yours to make on March 8 as they play the 9:30 Club. Tickets are available through the CYHSY…