(PEOPLE.com) -- Kristin Cavallari has something big to celebrate this holiday season.





The former "Hills" star, 24, is re-engaged to her NFL beau Jay Cutler, 28.





"This time its official," she Tweeted Wednesday. "Jay and I are engaged again :)."





The reality star and the Chicago Bears quarterback originally got engaged in April, only to split in July, leaving Cavallari "absolutely devastated."





But after rooting his ex on in the live audience during her stint on "Dancing with the Stars" in October, a source told PEOPLE Cutler and Cavallari were "working it out."





"I think we both knew from the moment we met that we wanted to marry each other," Cavallari told PEOPLE in May, shortly after her man initially popped the question in Mexico. "It's been a great situation."





See the full article at PEOPLE.com.





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question: Who rooted for his ex on Dancing with the Stars?, answer: Jay Cutler, | question: When were they first engaged?, answer: April, | question: What did kristen tweet?, answer: "This time its official," | question: When did the couple get engaged?, answer: April, | question: Who tweeted about her engagement?, answer: Kristin Cavallari | question: Who rooted for his ex?, answer: Jay Cutler, | question: What show did Cavallari appear on?, answer: "Hills" | question: When did they originally get engaged?, answer: April, | question: Who is engaged?, answer: Kristin Cavallari