(CNN)After post-"Grey's Anatomy" dramatic vehicles on NBC and CBS, Katherine Heigl finds a show that should stick with "Firefly Lane," a soapy concoction about friendship across decades, which cleverly flits among three separate time frames. Sarah Chalke ("Scrubs") plays Heigl's bosom pal, in a nicely unpretentious Netflix series that lends itself to a good binge.