What to expect from HGTV’s ‘A Very Brady Renovation’

Ad Age’s Coming Attraction offers brief previews of TV shows, movies and more of interest to marketers and media people.Tonight  at 9 p.m. ET, the original cast of “The Brady Bunch” (well, most of them) will be returning to television. But they won’t be alone.Thanks to HGTV, which crushed Lance Bass’ dreams when it paid $3.5 million for the Bradys’ original TV house last year, the six surviving “Brady Bunch” stars are joining forces with &ldqu