

With a single explosive catchphrase, he became the breakout star of a groundbreaking sitcom that defined 1970s Black television.
Jimmie Walker's journey from the Bronx housing projects to television stardom is a classic showbiz tale. He honed his timing in the gritty comedy clubs of New York before landing the role of a lifetime: James "J.J." Evans Jr. on 'Good Times.' Walker's lanky frame and elastic face turned J.J. into an instant sensation, his aspirational, struggling artist character providing both humor and heart. The cry of "Dyn-o-mite!" became a national phenomenon, transcending the show and embedding itself in the cultural lexicon. While the catchphrase defined his public persona, Walker was a dedicated stand-up comedian first, touring relentlessly for decades after the show ended. His work on 'Good Times' helped cement the sitcom's place as a vital, if sometimes controversial, portrait of a Black family striving for a better life, with J.J.'s irrepressible spirit at its center.
1946–1964
The largest generation in history at the time. Shaped by postwar prosperity, the Vietnam War, the sexual revolution, and Watergate. They questioned every institution their parents built — then ran them.
Jimmie was born in 1947, placing them squarely in the Baby Boomers. The events that shaped this generation — postwar prosperity, civil rights, Vietnam, and the counterculture — shaped the world they entered and the choices available to them.
The biggest hits of 1947
#1 Movie
The Egg and I
Best Picture
Gentleman's Agreement
The world at every milestone
India gains independence; the Dead Sea Scrolls found
Queen Elizabeth II ascends the throne
Kennedy-Nixon debates become first televised presidential debates
JFK assassinated in Dallas; Martin Luther King's 'I Have a Dream' speech
US sends combat troops to Vietnam
Martin Luther King Jr. and Robert Kennedy assassinated
Star Wars premieres; Elvis dies
Black Monday stock market crash
Princess Diana dies in Paris car crash; Harry Potter published
iPhone released; Great Recession begins
#MeToo movement; solar eclipse crosses the US
He was discovered by comedian Jimmie Walker while performing at The Comedy Store in Los Angeles.
The "Dyn-o-mite!" catchphrase was ad-libbed by Walker during an early rehearsal for 'Good Times.'
He starred in a series of popular television commercials for Panasonic tape players in the 1970s.
Walker is an avid ham radio operator with the call sign WB4EGV.
“Dyn-o-mite!”