Also: Cold Collective makes Philly debut By Denny Dyroff, Staff Writer, The Times The Slambovian Circus of Dreams, an alt-folk/Americana band, might seem an odd choice to be covering the works of David Bowie, but it makes sense when you think about it, the band members say. In the months after David Bowie’s death earlier this year, there have been “David Bowie Tribute Shows” at venues all...