We've already seen Nicole Richie on Chuck [1] and Katie Holmes on Eli Stone [2], and next week, it'll be Mary-Kate Olsen's turn. The actress is popping up on ABC's Samantha Who? [3] as Natalie, a troubled young woman whose life Samantha decides to turn around.

In the episode, Samantha has an altercation with a police officer that ends with her getting community service, where she meets Natalie, who's apparently an unrepentant thief. Samantha tries to help her by arranging a job interview, but that looks to be something of a disaster, at least judging from the clips below. It's nice to see Mary-Kate back on TV after her Weeds [4] stint last year. To check out a couple of clips from the episode, just .

Photo copyright 2008 ABC, Inc. [5]