DIY Jingle Bell Balloons - The House That Lars Built We’re counting down the days on our advent calendar until good old Saint Nick arrives at our homes and we’re working on making it the warmest welcome yet! From the DIY bottle brush trees, to the eucalyptus leaf garland that the paper ornamentsare hanging on, there is no corner of the house that will not be decked out for the big man himself. As we assessed all of the decorations, we realized we needed something big to welcome him in.