Glee brought musical theater into the contemporary pop sphere, introducing millions of viewers to both classic standards and current hits through its irreverent, ensemble-driven approach. The show's cast recordings became genuine cultural phenomena, proving that TV-based musical performance could drive chart success and reshape how young musicians engaged with popular repertoire.
Lily Allen's version of "Smile" established the song as an anthem of resilience and ironic wit. Her delivery combines pop sensibility with lyrical sharpness, making it a natural fit for students exploring contemporary songwriting that balances accessibility with genuine emotional substance.