This twitter is posting
"spoilers".
Take it with a grain of salt
Spoiler Part 1: Houseguests all arrived and entered the BB house. Frankie Grande then was brought out, and revealed "The twin twist"!
Spoiler Part 2: Two of the houseguests who entered, were not previously revealed. Both Liz and Shellie have a twin. They are contestants.
Spoiler Part 3: There are 8 men and 8 women, Liz's twin is female, Shellie's twin is male. Other houseguests DO NOT KNOW they are related.
Spoiler Part 3: The first HOH was an endurance competition, it was who could hold on the longest. Similar to the one Rachel won in BB13!
Spoiler Part 4: Steve won the first HOH. Jason came in 2nd place, after the two struck a deal for him not to nominate Jason!
Spoiler Part 5: Steve told the other houseguests he was nominating the first two people out of the competition. AUSTIN AND AUDREY #BB17
Spoiler Part 6: The POV competition was a maze, that each person had to nagivate through. Similar to the one Ian won in BB14. AUSTIN WON
Spoiler Part 7: Austin took himself off the block and nominated Liz.
LIZ was evicted by a vote of 12-1.
Spoiler Part 8: At the end of the taping, Zach Rance revealed that America would vote one of the first three evicted houseguests back.
edit: I can't believe I almost for sec believed them

The POV holder replaces the nominee...since when?