[1] The group formed in 2012 and has released three full-length albums: We've Sobered Up (2014), Where We Were Together (2018) and The Last Thing Left (2022); and four extended plays: Big Summer Night (2015), Semin (2017),[2] It's Just a Short Walk!

[5] Childhood friends Byungkyu (guitar), Jaeyoung Ha (bass), and Semin (drums) met Sumi (vocals) at a tea shop in the Nampo-dong neighborhood of Busan in 2012.

Say Sue Me fans, as well as other indie bands from Busan, raised over 13 million won in one day to help pay for his medical bills.

[9][10] The band played in London, UK that year in May, supporting label mates Otoboke Beaver at the renowned 100 Club.

[12][13] In 2018, Say Sue Me release their second album, Where We Were Together,[8] followed a week later by the Record Store Day EP, It's Just a Short Walk!, which includes covers of songs by Blondie, the Ramones, the Velvet Underground, and the Beach Boys.

[5] The next month, the band performed again at SXSW and afterwards toured the UK again, following the release of a new single about humanity's disregard for the environment, "At the End of the Road".

[20] Following Semin's death, Say Sue Me reworked their single "Good For Some Reason" into a Spring and Winter version.

[29] The album received favourable reviews from Rolling Stone, "[Say Sue Me] continue to refine their unassuming rock music, adding a more nuanced emotional heft to their songs than ever before"[30] and Pitchfork, "Making peace with the passing of their late drummer, the South Korean indie rockers lean into their gentler side as they channel noise-pop greats of yore".

"[32][33] The band has said that their surf rock sound was not intentional, but was likely influenced by their seaside hometown Busan and their practice room's proximity to the beach.