Summer NAMM '13 - Empress Effects Heavy & Nebulus Demos Jason ShadrickAugust 1, 2013VideoHear Empress Effects' latest pedals in action: the Heavy and Nebulus.Premier Guitar's Jason Shadrick checks out Empress Effects' latest pedals: the Heavy and Nebulous.chorussnamm-2013vibratogearvideosgear-show-demodistortionempressflangereffectswhats-newGearEffectsVideosNAMMReviews