The thoughtful lament Estou Triste was followed by the furious, rap-influenced Funk Melódico and O Império Da Lei, which switched between an easy-going melody and angry, pounding drumming.
The music isn't bad either, with intense vocals that range from soaring melodies to angry metal roars, driven by complicated drums and bass riffs.
"The majority of people think we left Mexico angry," said Mr. Sánchez, the melody maker of the pair, both 38, who are unmarried but have been a couple and have performed together since their teenage years, when they met at a neighborhood cultural center.
Neither cynical nor angry, this song, with its minor-key melody, is a profoundly sad expression of cosmic resignation.
Fast, angry sections punctuate these expansions of the melody, which moves between instruments and grows steadily from a gently modulating line to a soaring one.
Even when he was an angry young punk, Mr. Costello wrote unusually intricate melodies and lyrics.
She, angry that he must return to work, takes his melody and mimics every note, strings dripping with black irony until she pushes him to the edge of violence.
This powerful excerpt, based on an Iraqi song, veers between a melancholy, lamenting cello melody, evocatively played by Paul Tobias, and dissonant, angry piano interjections, performed by Idith Meshulam, the ensemble's director.
So my old manager said, can you make this song a little bit angrier, because you always have nice melodies because of my personality--I don't get angry.
"Monsanto, get the f$#% out of San Diego," read one angry sign, which supplemented nicely the megaphone chants of "No, no, GMOs!" that gave a melody to the scene.
