"Entertainment Tonight"'s Kevin Frazier is at the Democratic National Convention, and he got an exclusive, emotionally charged interview with Oprah Winfrey, who said she shed tears of joy over Barack Obama's historic nomination acceptance speech. Plus, don't miss more reactions from Forest Whitaker, Kanye West and Mary J. Blige!

"Just seeing [Barack] on stage, I cried my eyelashes off," Oprah told us. "I've never experienced anything like this … I think that what he had to offer the country tonight will make us all better."

"It changed my life," she added.

And Oscar-winning actor Forest Whitaker agreed: "It's one of the most powerful speeches I've ever heard," he said.

Click the video for more!