When they released "MMMBop” in 1997, Hanson became an instant pop phenomenon, and Isaac, Taylor and Zac Hanson still are delivering smartly crafted pop on their latest disc, "The Walk.” See Hanson at 7:30 p.m. Sept. 19 on the Toyota Stage at the Oklahoma State Fair . For more information, go online to www.okstatefair.com .

In between her work as a solo artist and featured singer with power-pop masters The...