Hey sexy mama, Wanna kill all humans?

humans.c

/* humans.c
 * $ gcc -o humans humans.c
 * $ ./humans &
 * $ killall humans
 */

#include <stdio.h>
#include <unistd.h>
#include <signal.h>

void ex_program(int sig) {
    system("mplayer humans.mp3");
}

int main(void) {
    (void) signal(SIGTERM, ex_program);

    while(1)
        sleep(1000);

    return 0;
}

humans.mp3