Last night, it was not the confetti but the "i love michelle" signs in the air. And apparently somewhere place else, twitter. 28,000 per minute for the first lady in fact. And apparently, it wasn't... See More
Last night, it was not the confetti but the "i love michelle" signs in the air. And apparently somewhere place else, twitter. 28,000 per minute for the first lady in fact. And apparently, it wasn't just her speech, it was also her dress. And so we're going to turn down to the convention floor and abc's cecilia vega who is also right here in charlotte tonight, s cecilia. Yeah, david good evening. There were not so certain jabs sent out by the first lady last night. Every single one of though, the crowd went wild. At the end of the day, my most important title is still mom in chief. Reporter: She may be all wife and all mother, but for every first lady like smile there was a political punch delivered. For barack, success isn't about how much money you make, it's about the difference you make in people's lives. Reporter: She never even mentioned her husband's wealthy oppont by name, not once. But she did pepper her speech with not so subtle jabs about the rich getting richer while leaving the poor behind. How hard you work matters more than how much you make when you've worked hard and done well and walked through that door of opportunity. You do not slam it shut behind you. No, you reach back, and you give other folks the same chances that helped you to succeed. Reporter: What was she really trying to say? It was well done how she never said the name mitt romney, but the concept could not have been more. Barack and michelle obama's wife and mitt and ann romney's life. Reporter: The other, the outfit. Mrs. Obama's j. Crew by designer trace rece, when it hits stores it will cost less than $500. The designer said she's been jammed with requests. And the first lady met with supporters today, she said she was a little tired after that long night, she said she felt like that speech, david, set the stage for what's at stake in this election.
This transcript has been automatically generated and may not be 100% accurate.