The sounds of saxophones, drums, and a lot of laughter will once again fill Heritage Park this weekend as Corpus Christi hosts the 64th annual Texas Jazz Festival, the longest-running free jazz festival in the country. Founded in 1959 by members of Del Mar College’s Jazz Club, the event began as a small campus concert, but then quickly grew into a citywide tradition celebrating the culture and creativity of jazz music. The festival’s success led to the establishment of the Texas Jazz Festival Society, which now organizes the three-day celebration each October. This year’s festival runs Oct. 17–19 in…