This Groupon gives you Marika Magic Tummy Control Leggings for only $19.99 – that’s 67% off retail.  Form-fitting leggings have 4” power-mesh-lined waistbands that help create a shapely silhouettes; spandex fabric blend designed for comfort.  Groupon actually has a lot of different Marika offers, ranging from hoodies to sports bras.  just the thing for Thanksgiving dinner…