Bassist, guitarist, drummer, singer and songwriter Tony Hall’s myriad accomplishments include co-founding Dumpstaphunk. The deep-grooving funk-jazz-soul quintet came together in 2003 for an Ivan Neville appearance at the New Orleans Jazz and Heritage Festival.

Dumpstaphunk, which returned to Jazz Fest May 5 and Tipitina’s May 6, features original members Hall, Neville, guitarist I...