Step Up stars Channing Tatum and Jenna Dewan are engaged, People.com has learned exclusively. Over the past weekend, Tatum popped the question in Maui in front of close friends to the surprise of Dewan. His choice of bling: Neil Lane, naturally. When asked about his lady love, all Tatum would say was "She's so incredibly sweet." Tatum, 28, and Dewan, 27, first met back in 2006 on the Step Up set. The two have yet to set a wedding date.