let's bring in nbc political analyst larry gersten. mitt romney has been very vocal saying there's a lot more going on behind the scenes within the republican party at these republican conventions. >> we look at it on television, we see the hats, we see the blues and all that stuff. the thousands of delegates in tampa, they're the heart, they're the soul of the republican party, they're the workers, they're the true believers, they're the messengers to others, once they leave that convention, energized for the fall campaign, between now and thursday, they will be recommitted to their cause, to their con dats. in that sense the convention is more like a revival meeting. >> a halo effect, just for the 20,000 people in that arena or beyond. >> first it's mitt romney's last chance to make a good first impression. if he can connect thursday night, he will overcome the distance or the aloofness that steve handelsman has been talking about that many have seen until this point. it's a chance for the candidates to make their case to the-particu