"I don't know why they call it morning sickness — that's my big joke right now — because it's, like, all day and all night," the 31-year-old said. "I am super excited about being pregnant. I'm just looking forward to the second trimester. They say it's better."
"I was just dying to tell people, but we were trying to wait until the end of my first trimester — because you're supposed to, I guess, because you're less likely to have a
Even though it's "way too early to know," Clarkson said she's convinced that she's having a girl because of "a gut feeling" and "a scientific feeling why."
"She's killing me," Clarkson laughed. "Of course it's a girl, causing the trouble."
She then went into a ramble about the longevity of "girl sperm" and "boy sperm" that she later highlighted on Twitter.
"Remember that time I talked about sperm on the Today show ....wow. #girlsperm," she tweeted after the appearance.
Clarkson added that they already had names picked out for a boy and a girl. But don't expect her to spill those beans this early in her pregnancy.
"We're not saying because I don't want someone to steal my baby's name," Clarkson said, adding that they had named their child even before she became pregnant.
The singer also said that she's glad she gets to be "a little more cheesy" on her holiday album and even wrote a song for her husband called "Brandon's Song."
"In my career ... everybody's always, like, 'Are you pop, are you country, are you rock, what are you?' I think that what's cool about the Christmas record is I don't have to pick. ... There's just a little bit of everything on it," she said. "I've been making this CD in my head for years."
The pop star said she recently wrapped her
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