Hour 4 plunges straight into the tough, jagged heart of postwar Chicago blues — the kind of music forged in cramped apartments, busy barrooms, and long shifts on factory floors. This hour is a study in grit, tension, and emotional urgency, and it stands as one of those classic BBS deep-dive segments where the power comes not from polish, but from pressure. These sides were cut by players who weren’t trying to smooth edges; they sharpened them.

We open with the fierce, no-nonsense bite of Grace Brim, one of the few women of the era who grabbed a harmonica and made it snarl. Her “Mean Man Blues” sets the tone immediately — strong, direct, unafraid of confrontation. It’s a reminder that the Chicago scene wasn’t dominated by men because of a lack of female firepower; it’s because artists like Brim were rarely given enough record time. When they were, as in this track, they delivered.

From Brim we slide into a string of stark, brooding classics from the early Chess and postwar Chicago tradition. Muddy Waters’ “Burying Ground” carries that swamp-to-city authority, drawing from the Mississippi Delta while pointing toward the amplified future. Floyd Jones and John Lee Hooker follow with mood-drenched, minor-key blues — slow, severe, unyielding. This is blues as a kind of personal ritual, a way of working through hard times rather than performing them.

Hour 4 also highlights the oft-overlooked brilliance of musicians who never got the fame that matched their talent. John Brim, Moody Jones, Othum Brown, J.B. Hutto, and Little Hudson bring the kind of raw, stomping, hungry blues that Chicago clubs thrived on. These tracks represent the city’s working-class backbone — musicians who recorded a few sides at a time, held day jobs, and played with everything they had on Saturday nights. Their music is rough, but never sloppy; emotional, but never theatrical. What you hear is what they lived.

The hour continues its rugged ascent with Sunnyland Slim, Blue Smitty, and Big Boy Spires, each bringing their own sense of desperation, humor, or half-simmering rage. Sunnyland’s piano is insistent and ringing; Smitty’s vocals are wounded but proud; Spires lands somewhere between a moan and a warning. This sequence alone is one of the hour’s highlights — a portrait of Chicago’s neighborhood blues scene in the 1950s, urban but still deeply tied to Southern roots.

Then comes a heavy pivot: St. Louis Jimmy steps in with “Murder in the First Degree,” a song steeped in storyline, dread, and confession — blues as true-crime testimony long before documentaries and podcasts made the idea fashionable. The production is spare, putting every ounce of weight on his voice and piano.

And just when the hour seems as dark as it can get, the electricity rises with the unmistakable presence of Howling Wolf. “Smokestack Lightning” doesn’t just bring heat; it brings intensity that feels mythic, almost supernatural. It’s the sound of Wolf’s shadow looming over every club and every young guitarist on the South Side.

The hour closes with three stately, powerful tracks: Eddie Boyd, Robert Nighthawk, and their distinctive blend of smooth phrasing and sharp emotional detail. They’re less frantic than the earlier cuts, but no less forceful. Boyd’s “Just a Fool” is steeped in dignity and heartbreak; Nighthawk’s “The Moon Is Rising” is a slow crawl through longing and midnight loneliness — the perfect final descent.

Hour 4 paints Chicago not as a blues capital in name only, but as a living, breathing furnace of creativity. It’s the sound of a city sharpening its own musical steel.

Hour 4 Playlist

MEAN MAN BLUES — GRACE BRIM

BURYING GROUND — MUDDY WATERS

DARK ROAD — FLOYD JONES

MOANIN’ BLUES — JOHN LEE HOOKER

YOUNG & WILD — JOHN BRIM

HOSPITALITY BLUES — GRACE BRIM

WHY SHOULD I WORRY — MOODY JONES

ORA NELLE BLUES — OTHUM BROWN

THINGS ARE SO SLOW — J.B. HUTTO

JOLIET BLUES — JOHNNY SHINES

ROUGH TREATMENT — LITTLE HUDSON

HARD TIMES — SUNNYLAND SLIM

CRYIN’ — BLUE SMITTY

ONE OF THESE DAYS — BIG BOY SPIRES

MURDER IN THE FIRST DEGREE — ST. LOUIS JIMMY

SMOKESTACK LIGHTNING — HOWLING WOLF

JUST A FOOL — EDDIE BOYD

THE MOON IS RISING — ROBERT NIGHTHAWK