Thee Sinseers are a band from East Los Angeles, formed in 2018 and led by multi-instrumentalist, producer, and singer-songwriter Joseph Quiñones. The group features a full brass section with Eric Johnson on tenor saxophone, Steve Surman on baritone saxophone, and Joseluis Jimenez on trombone, alongside a rhythm section including Christopher Manjarrez on bass, Francisco Flores and Bryan Ponce on guitars, Luis Carpio on drums, and Adriana Flores on vocals. They draw from Chicano soul, lowrider, and R&B traditions of 1950s Los Angeles, blending vintage influences with modern production. The band released singles 'It Was Only A Dream' and 'I Don’t Mind' in 2019 via Colemine Records, followed by their debut album Sinseerly Yours in March 2024. Their track 'Seems Like' appeared on the Penrose Records compilation Presenting Penrose Records, an imprint of Daptone Records. 'It Was Only A Dream' featured in the film Self Reliance and the TV series Riverdale. Thee Sinseers have performed across the United States, including in California, Texas, New York, and Chicago.