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Ska is a Jamaican popular music style characterized by a brisk 4/4 groove, off‑beat guitar or piano upstrokes (the “skank”), walking bass lines, and punchy horn riffs. Emerging in late‑1950s Kingston dancehalls, ska fused local mento and calypso with American rhythm & blues and jazz, creating a lively sound that celebrated independence‑era optimism and street culture. Across time, ska evolved through distinct waves: the original Jamaican ska of the early 1960s, the racially integrated and politically aware 2 Tone movement in late‑1970s Britain, and the third‑wave explosion in the 1990s that blended ska with punk energy around the world.

Murga is a carnival-rooted performance genre that blends choral singing, sharp social satire, and highly rhythmic street percussion. Typically presented by neighborhood troupes, it combines theatrical staging, elaborate costumes, and choreographed movement with a driving, snare-led groove. Although it has variants across the Hispanic world, murga is especially associated with the Río de la Plata region, where its sound crystallized into massed chorus, rapid-fire "cuplés" (satirical couplets), and set pieces that open (saludo) and close (retirada) each show. The tone ranges from festive and humorous to bitingly political, all delivered with bold vocal projection and call-and-response energy.