Three new art shows -- including one honoring moms and another featuring a 100-year-old painter -- along with live music and a number of dance demonstrations -- will keep guests of the Price Center entertained during this month’s Third Thursday Downtown Walkabout. The Center will join nearly two dozen other downtown galleries, shops, eateries, watering holes, and non-profit organizations to present the Downtown Association SMTX’s May installment of Third Thursday this Thursda