Related Information for David Garza David Garza (born February 4, 1971 in Irving, Texas) is an Austin-based American singer-songwriter who infuses rock and pop with a latin feel and whose vocal style draws comparisons to Freddie Mercury, Prince, Jeff Buckley, Donovan and Robert Plant.In 1989, following stints in numerous high-school bands, Garza enrolled in the University of Texas at Austin, where he and his band Twang Twang Shock-a-Boom (named in reference to the guitar, bass, and drums of the group) gained industry attent.. read more