Jennifer Aniston And Justin Theroux Wedding Details Set!

Jennifer Aniston and Justin Theroux are tying the knot at last — and OK! Magazine has all of the details about their winter nuptials, including the date!

The couple, who became engaged in August 2012, have finally planned their wedding, set to be the biggest this year.

“It’s really happening!” a close friend told OK!. “Jen is excited beyond belief. She says it will be the best day of her life.”

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Jen has tried to keep the wedding a secret — “If you try asking, she’ll change the subject,” says the insider — to “keep everybody guessing.” But one thing we know now, it will be a small affair.

“Neither of them wants a huge, glitzy wedding,” says the insider, who added they even have the date set!

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For details about her gown, the venue, the guestlist, honeymoon details and more, pick up the latest issue of OK! magazine, on stands now.