Smooth Buttercream Finish Tutorial, plus stacking a 4 tier cake

Just an inside view into the icing, assembling, and decorating of one of my four tier cakes with sugar flowers and butterflies attached- starting at my home and ending at the venue.
I've got a full length, detailed class video available in my tutorials shop of exactly how I build my tiers and get smooth buttercream with sharp edges, here... mcgreevycakes.c...