COMING JULY 21: Marshall’s $3,999.99 1959BJA Billie Joe Armstrong Artist Signature amp arrives with a handwired 100W build, Dookie-inspired tone tweaks, and a baby-blue finish paying tribute to Billie’s first guitar, Blue.

$3,999.99

at Marshall

The baby-blue Marshall amp spotted behind Billie Joe Armstrong during Green Day’s 2026 Super Bowl performance finally has a name. Marshall has officially unveiled the 1959BJA Billie Joe Armstrong Artist Signature amp, a handwired 100W amplifier created with the Green Day frontman to recreate the distinctive tone behind the band’s breakthrough era.The launch marks Marshall’s first artist signature amplifier in 14 years, and it’s been a long time coming. When Billie Joe Armstrong took the stage with Green Day at the 2026 Super Bowl, eagle-eyed fans spotted a striking baby-blue Marshall head sitting behind him, sparking plenty of speculation about what the band was using. Turns out that mystery amp was a preview of Marshall’s latest collaboration.

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