'Step Up 4: Miami Heat' completely implausible, but quite fun

The heat is on and the clothes are off in the fourth chapter of the high-energy dance franchise, which propelled Channing Tatum’s star into the ascendancy in 2006.

While he may be long gone from ‘Step Up 4: Miami Heat’, scriptwriters Duane Adler and Amanda Brody work to the same tried and tested formula, pairing a body-popping hunk and a gymnastic honey to a soundtrack of Timbaland, Flo Rida and Pitbull.