Step Up Revolution - ABDC and SYTYCD Veterans in Step Up 4 Cast - tWitch and Allison Holker Step Up Revolution is opening July 27th 2012! Stephen "tWitch" Boss tells Allison Holker all about the cast, highlighting the So You Think You Can Dance (SYTYCD) and America's Best Dance Crew veterans who appear in the film. Step Up 4 features Kathryn McCormick (SYTYCD season 6), Tony Bellisimo (SYTYCD, season…
SOURCE: YouTube at 08:45PM on April 16, 2012