Six- and seven-year-old children square dance in California

17-year-old Robert Plog stands outdoors with three child musicians - one with a guitar, one with a violin, one with a piano accordion; they wait for their cue for filming; all are dressed in western wear; the children (ranging from elementary-age to teenaged) begin to play their instruments / VS 6- and 7-year-olds square dance; boys wear western shirts and girls wear long, matching dresses; Plog, their instructor, looks on / seated man with guitar and woman with piano accordion play music as square dance caller, holding microphone, looks on; SOT caller begins dance calls as music continues / Note: exact day not known