DeGeneres dismissed any controversy about her new gig on "Idol" saying, "I'm just someone who also has an opinion."
"There's a big music element in my life," she said.
Ellen replaced Paula Abdul as judge on the hit singing show.
"Will you have a hard time being brutally honest," Couric asked.
"I won't have a hard time being brutally honest," Ellen replied. "But I won't be mean. You don't have to be mean to be honest."
If you want to see the full @katiecouric interview, including Ellen's definition of beauty, and future family plans, click here.