jose carlos sebastián gómez maraschio (born may 20, 1983, in mar del plata, argentina), professionally known as piru sáez, is an argentine actor and rock singer. he is the best known of portraying rocco fuentes echagüe in "rebelde way" and piru in "floricienta" and "el refugio (de los sueños)", and being a member of musical group rolabogan.