Jennifer Lopez Photos: The Back-Up Plan Preview ShoWest 2010 Pictures
![](http://celebritybreakingnews.com/sites/default/files/images/jennifer-lopez-031810.jpg)
Jennifer Lopez Photos: Jennifer Lopez arrives at the CBS Films presentation to promote her upcoming movie "The Back-up Plan" at Paris Las Vegas during ShoWest on March 18, 2010 in Las Vegas, Nevada.