As a companion piece to the new season of CBS' Big Brother (launching July 5), the cable net ShoToo will air Big Brother: After Dark, three hours' worth of live, unedited feed running midnight to 3 am/ET.... On Aug. 14 Oxygen will premiere I Am Mandy Moore, a one-hour special offering a private look at the singer-actress' life.... On Aug. 21, Fox will premiere Anchorwoman, in which WWE diva Lauren Jones will seek to shed her bombshell image to become a reporter for CBS' KYTX-TV in Dallas.