TTSSFU is the solo project of Tasmin Nicole Stephens, a multi-instrumentalist from Wigan, United Kingdom. She begins posting music publicly in 2020 and records in a lo-fi style from her bedroom using GarageBand.

Her sound draws on 1990s shoegaze and experimental rock, and she cites The Microphones, My Bloody Valentine and Sonic Youth among her influences. The project sits within shoegaze, indie, dream pop and indie rock.