08/18/2009 AT 06:45 AM EDT
, who split last month
from New Orleans Saints running back Reggie Bush, is about to contend with more NFL dating rumors – but this time willingly – when she tapes a guest appearance on the new FOX sitcom Brothers
, PEOPLE confirms exclusively.
In the episode, set to be filmed in a few weeks and to air in October, the Keeping Up with the Kardashians
reality star, 28, plays herself as she confronts former football star Michael Trainor – played by real ex-New York Giant Michael Strahan – about rumors that the two have enjoyed a secret tryst. Brothers
, which also stars Daryl "Chill" Mitchell, CCH Pounder and Carl Weathers, premieres Sept. 25 on FOX.
Adding to the sense of reality on the October episode, Access Hollywood
host Nancy O'Dell makes a cameo appearance as herself – chasing down news of the supposed affair between Kardashian and Trainor.