"At the end of the day, no matter what I'm a mom," she said. "No matter how things go tonight -- if I win, if I lose, if I do great in my performance, if I don't -- I still get to go home to him. It just makes everything, I don't want to say less important because this is such an incredible night and I'm excited to be a part of it, but the mom card just trumps everything."
The "Heartbeat" singer, who looked sensational in a sequined cape dress by Elie Tahari, explained that she's had to adjust her glam schedule since becoming a mom.
"We have to allow more time for getting ready that's for sure because he is there and you stop and you acknowledge him and love on him and if he wants you to pick him up, you pick him up," she said of her baby boy. "So, sometimes it makes getting ready take a little bit longer, but we got ready here so he's been back at the hotel I've been like, 'Send me pictures!' Telling people to let me see what he's doing."
"Well, I only saw both at the CMAs last, but you know they're both amazing people," Underwood said. "And I think, above all, us country folk, our community, we're family and we just want everybody to be happy."
Press play on our video below to get all the details on why Underwood's marriage to Mike Fisher couldn't be stronger!