In 1998, Madredeus contributed "Os Dias São A Noite (Suso Saiz Remix)" to the AIDS benefit compilation album Onda Sonora: Red Hot + Lisbon produced by the Red Hot Organization.
One version contained "Os Senhores Da Guerra", originally by Madredeus, the second featured "Mr. Crowley", originally by Ozzy Osbourne.
videoclips for GNR, Rádio Macau, Madredeus, Resistência, Capitão Fantasma, LX90, Rão Kiao, Black Company, Djamal, Terrakota, The Legendary Tigerman, Bullet, No Data, DJ Vibe/Ithaka.