She guest stars as a self-help guru who wants to teach Barney a lesson about the downside of being a womanizer.
The official first look of "How I Met Your Mother" episode that reveals how Jennifer Lopez translates to the sitcom has been released. In the new still, Lopez's Anita Appleby is in the position to seduce Neil Patrick Harris' Barney.
According to earlier reports, Anita is a self-help guru who helps Robin in taming the womanizer. Anita makes it her mission to "break" Barney. There is no date yet for the episode but it will be within the March run.
Harris actually had given the first look of Lopez when he posted on his Twitter the on-set photo of him hanging out with the guest star. He wrote in companion to the photo, "Jennifer Lopez was really great - hot, cool, and funny. And well prepared! She gave me a few pointers."
"How I Met Your Mother" is taking a break for the Winter Olympics coverage but will be back on March 1 with Carrie Underwood as guest.