Guest Stars Trey Parker voices Randy Marsh Eliza Schneider voices Sharon Marsh Trey Parker voices Mr. Mackey Eliza Schneider voices Liane Cartman Eliza Schneider voices Wendy Testaberger Jennifer Howell as Bebe Stevens Eliza Schneider voices Shelley Marsh Trey Parker voices Timmy Burch Milan Agnone as Ike Broflovski Eliza Schneider voices Red McArthur Marcus Vaughn as South Park Mall Manager