Today on Arts Alive! the discussion is all about the newly-opened Penny Lane Beatles Museum in downtown St. Petersburg. We’re in the studio with founder Dr. Robert Entel, whose personal memorabilia collection fills the 2,100-square-foot former storefront at 146 2nd Street N., and Executive Director Craig Bachner. After 10 years in Dunedin, inside a 500-square-foot upstairs space…