FROM CNN's Jack Cafferty: Perhaps feeling proud of his accomplishments during his first four months in office, President Obama told a star-studded Hollywood crowd, "You ain't seen nothing yet."[cnn-photo-caption image= http://i2.cdn.turner.com/cnn/2009/images/05/29/art.obamacf0529.gi.jpg caption="Should President Obama be so confident about his presidency?"] At a fund-raising dinner where couples paid $30,000 a ticket, the president said he would … Continue reading President Obama: "You ain't seen nothing yet", should he be so confident?