The term "epitome of do-it-yourself band" refers to a band that embodies the idea of independence and self-sufficiency. They are a group that has created their own sound, image, and brand without relying on outside help or resources. Synonyms for this phrase could include self-made, self-reliant, self-sustaining, independent, DIY, and grassroots. These bands often come from humble beginnings, building their audience one fan at a time through hard work and determination. They represent the true spirit of rock and roll, embodying the idea that anyone can make it big if they have talent, drive, and a willingness to do it themselves.