Breaking News: Carrie Underwood Is Engaged!

Carrie Underwood and Ottawa Senator hockey player Mike Fisher are engaged, her rep tells UsMagazine.com.

"I'm happy to confirm that Carrie Underwood is engaged to Mike Fisher, and the couple couldn't be happier," the rep tells Us. "No wedding date has been set at this time."

According to the Ottawa Sun, he also confirmed the news at a press conference Monday. He said he popped the question Sunday, but declined to offer any other details.

"It's true," he said. "We're both obviously excited and very happy."

His teammate Chris Neil said Fisher, 29, called him shortly after he proposed. "I think it's great," Neil told reporters. "It's a long time coming. There's going to be a lot of broken hearts in Ottawa with all those girls who are in love with Mikey."

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Underwood, 26, and Fisher have mostly been hush-hush about their relationship since they began dating last year.

But lately, they've been opening up.

Underwood gushed about the hockey player, 29, on the liner notes of her new CD, Play On.

"Thank you #12," she wrote, referring to his jersey number. "You are the most amazing addition to my life! You are such a wonderful person and have had such an amazing hand in the building of this album and in the growth of me as a person. I love you so much! You make my life better in every way! I thank God for you every day... xoxo, Carrie."

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He also praised her singing during a recent chat on The Sens Show, a Web news program for his team.

"She can sing anything – I like it when she sings a good rock song," he said.

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He added that she was "very committed" and worked "extremely hard. She doesn't get too many days off – a lot less days off than I get. She's always going."

Despite their tough schedules, "we always find a way to make it work," he said.

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Now that they're engaged, are babies next?

In the January issue of Self, she opened up about wanting to start a family.

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"Not that I have a husband to have one with yet, but someday I'd like a family – not a big one, but not a small one either," she said. "Two kids is good; three is fine. Four? Somebody's getting something done, because we ain't having five!"

Before romancing Fisher, Underwood has dated Dallas Cowboys quarterback Tony Romo, Gossip Girl star Chace Crawford and former Bachelor star Travis Stork.