When Heidi Montag and her preppy BF Spencer Pratt guest star on How I Met Your Mother next year, the pair will be bring along a homegrown pornstar for good measure.

Kim Kardashian is set to join Heidi and Spencer on a January 2009 episode of the CBS sitcom, E!’s Watch With Kristen reports.

All three tabloid staples will be playing “magazine cover versions of themselves,” according to a show rep.

“I am beyond exited to be taping an episode of How I Met Your Mother,” Kim, 28, tells PEOPLE. “I absolutely love the show and am thrilled for this fabulous opportunity.”

Pop singer Britney Spears has been nominated for a People’s Choice Award for guest spot as “Abby The Receptionist” on HIMYM last Spring.