Ray Benson.

Flood Aid TX at Palmer Events Center. The latest benefit for victims of the recent Central Texas floods is an all-day affair featuring performances by more than two dozen area acts, including Ray Benson, Jack Ingram, Little Joe y la Familia, Texas Tornados, Shinyribs, Sunny Sweeney, Kevin Fowler, Bill Carter, Hard Proof, Mingo Fishtrap and Reckless Kelly’s Cody & Willy Braun. All proceeds go to the United Way of Hays County Flood Relief Fund and the Austin Disaster Relief Network. $35 (family 4-pack $100). Noon to 10 p.m. 900 Barton Springs Road. floodaidtx.org. — P.B.

Also: Renowned East Coast singer-songwriter Greg Trooper plays at 6 p.m. at Strange Brew, which also has good shows at 2 p.m. and 8 p.m. by locals George Ensle and Warren Hood. … Back from a monthlong national tour, country-folk singer-songwriter Carson McHone plays Hole in the Wall. … Veteran 1970s country-rockers Denim regroup for a 3 p.m. show at the Saxon Pub. … Other afternoon Americana options include Rosie Flores at ABGB and James Hand at Little Longhorn Saloon.