Under the Pentastar is a quick video wrap of events at Chrysler Group over the past week. This week's Under the Pentastar features story about the Mopar brand adding 1,500 new accessory options to its current portfolio; 2011 Jeep Grand Cherokee named Official Winter Vehicle of New England; YouTube Ad Blitz contest picks "Imported from Detroit" Chrysler ad as winning Super Bowl ad; Fiat Celebration contest moves closer to final selection with judging to determine five finalists.