With the Tejano Music Awards Fan Fair relocating to Hemisfair from its longtime roost in Historic Market Square, the downtown mercado is launching a new, week-long music fest to take its place. More than 70 Tejano, country and rock acts will perform Saturday, March 9 through Sunday, March 17, at the first-ever Market Square Spring Fest. The shows will run noon-3 p.m. on weekends and noon-2 p.m. during the week.