Jennifer Lopez shows that she can be just as funny as she is serious when it comes to her work. The singer/American Idol judge recently shot a series of funny promotional videos for the launch of her upcoming clothing line with Khol's.

   

In the video above you see a security guard give J. Lo a hard time about not having any identification. Then in the video below the singer annoys her fellow co-workers by continuously snapping her pen.

What did you think of the videos?