Easter egg: On Disc 1, on the Main Menu click on Special Features, select Scene Selection but do not click on it. Press left and a pair of lips will light up. This leads to the movie being black and white until the Time Warp song, which was how the film was originally going to be shown.
Easter egg: On the second disc click Sacred Relics. Then highlight Main Menu and click up and enter.
Easter egg: Blue Underground version ->"MAIN MENU" ->"Extras", press right arrow, sheriff star is highlighted, press select,-> an interview with LUCIO FULCI plays.