Houseguests Liz Nolan, John McGuire, Jason Roy, Vanessa Rousso, Becky Burgess and Steve Moses before they enter the Big Brother House on, night two of the two night premiere event of BIG BROTHER, Thursday, June 25 (8:00 — 9:00 PM, ET/PT) on the CBS Television Network Photo: Sonja Flemming/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved