Matthew Stubbs is an American blues guitarist from Boston, best known as a co-founder of the Chicago-blues trio GA-20 and as Charlie Musselwhite's lead guitarist since 2008. GA-20, which he formed in 2018, has placed multiple albums at No. 1 or No. 2 on the Billboard Blues chart and won four Boston Music Awards. Stubbs also produced the band's 2026 collaborative album Blues Now with Musselwhite, released on New West Records.
GA-20 released the collaborative album Blues Now with Charlie Musselwhite on July 31, 2026, via New West Records, produced by Stubbs.
GA-20 announced an extensive EU and UK autumn tour including a Helsinki date, running from late September to late October 2026.
MOJO gave Blues Now a 4-star review, calling it an 'Intergenerational blues summit between the harmonica legend and the young trio.'
GA-20 announced a lineup change, with guitarist and vocalist Cody Nilsen joining the band in December 2024.
In early 2025, Stubbs and Musselwhite booked six days of studio time together to record what would become Blues Now.
