This is Sample Size, our weekly new music feature with KOSU's Ryan LaCroix and LOOKatOKC music critic Matt Carney.
Today, Matt previews Norman Music Festival, with Tulsa rapper Steph Simon, Tulsa swing band Jacob Tovar and the Saddle Tramps, and Norman electro-pop band Applied Music Program.
Follow Matt & Ryan on Twitter at @mdotcarney and @KOSUryan.