Re-Hash by Gorillaz delves into themes of consumerism and the repetitive nature of pop culture. The song critiques how society often recycles old ideas and content rather than creating something new. The lyrics suggest a sense of frustration with the lack of originality and encourage listeners to seek out genuine creativity. Particularly poignant moments in the song include lines that emphasize the monotony of consuming recycled media, urging a break from this cycle to foster authentic expression.