Thomas Myers / Retna Ltd. 1 / 6
Thomas Myers / Retna Ltd. 1 / 6

Melissa Rycroft can cross one thing off her wedding "to do" list: She's picked out her wedding dress.

"I have the dress!" she said Thursday on ABC's Good Morning America.

She said it was "the very first dress I saw, the very first dress I tried on, and I love it."

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"It was just a feeling," Rycroft, 26, said of choosing the dress (she declined to name the designer). "It's so clique: you always hear everybody saying, 'You know it when you see it.'"

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She said her wedding to Dallas insurance agent Tye Strickland -- which will take place Dec. 12, as Us Weekly previously reported -- will be "laid back and fun."

"That's me, that's my personality," she said. "I am not stuffy."

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As the date approaches, Rycroft - who is recovering from swine flu - said it can be overwhelming.

"You just start getting closer and closer and your head starts spinning with everything you have to do," she said on GMA.

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On Thursday, Rycroft's ex, Bachelor Jason Mesnick, revealed that he has popped the question to Molly Malaney.

A source tells the new Us Weekly (on newsstands now): "They haven't set a date or made any firm plans."

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