It finally happened, Mila Kunis and Ashton Kutcher are engaged! Source confirmed that the couple of nearly two years are headed down the aisle.

According to Us Weekly, a source said, "She is crazy about him!"

During a shopping trip on Thursday, February 27th with her mother at the Grove in Los Angeles the "Jupiter Ascending" actress wore a baggy white sweater, jeans, sunglasses and a very large diamond ring on her engagement finger.

Friends close to the "That '70s Show" couple have been waiting for Kutcher, 36, to propose to his girlfriend for some time. A

n insider explained, "They talk about getting married and having kids," adding, "An engagement is imminent."

This will be the first marriage for Kunis, 30, and the second for the "Two and a Half Men" star who finalized his divorce from Demi Moore last November.

Ashton Kutcher and the 51-year-old actress split in fall 2010 following his infamous San Diego fling with Sara Leal meanwhile, the Ukrainian beauty ended her eight-year relationship with Macauley Culkin around the same time.

Mila Kunis and Ashton Kuther worked together for years on the hit Fox series before taking their long friendship to the next level in the spring of 2011. Since they began dating the pair have been "inseparable."

Earlier this month the Maxim model threw her beau turned fiancé an intimate surprise birthday dinner with a few friends in Hollywood. The pair currently lives together in their shared $10.8 million home. A source revealed, "Ashton and Mila cook together," adding, "He knows he ended up with the right girl."

To see Mila Kunis' engagement ring click HERE.

Are you excited that Ashton Kutcher and Mila Kunis are finally engaged? Let us know in the comment section below.