"Some of you may know, the last time I spoke at a convention, it turned out I was in the wrong place. So, Tampa, my fellow Republicans, thank you for welcoming me where I belong," he said to applause.
He then admitted to being partly blinded by the glitz and glamour of Obama in 2008.
"Maybe we should have known that night in Denver that things that begin with plywood Greek columns and artificial smoke typically don't end well," he said. "Maybe the Hollywood stars and the glamour blinded us a little: you thought it was the glare, some of us thought it was a halo."
Read more on The Hill Floor Action blog.