Press Tour: 'Smash' producers discuss season 2 revamp  New
actors! A new musical! 'Bigger'! 'Younger'!  <p>Katharine McPhee
in &quot;Smash.&quot;</p>  Katharine McPhee in "Smash."  Credit:
NBC  At NBC's executive press tour session this morning, network
chairman Bob Greenblatt referred to "Smash" as "an unqualified
success." When I asked him to qualify the success of a show that
replaced its creator with a new showrunner, got rid of several
castmembers, hired several new ones, is changing the stories and
otherwise undergoing a significant creative revamp, Greenblatt
insisted, "I can't qualify unqualified success."  Nor could the
producers of "Smash" exactly qualify the extent of the changes
to the show. Creator Theresa Rebeck has been replaced by "Gossip
Girl" alum Josh Safran. The actors who played Dev, Ellis and
Frank are all gone (one appears on-camera in the season
premiere; the other two are referred to but not seen), and new
castmembers include Krysta Rodriguez as Karen Cartwright's new
roommate and Jer