Revamped Big Brother 9 is the ninth season of the newly modified Big Brother series, Revamped Big Brother. It was presented by Alyssa Milano. The launch of this season featured 12 new housemates who entered the house. On Day 4, two new housemates entered the house. On Day 5, another two housemates entered the house. On Day 16, after housemate Darren Nelson was ejected from the house, a replacement housemate entered the house. On Day 30, three more housemaes entered the house. And finally, on Day 58, one final housemate entered the house, bringing the total for the season to 21.
The season lasted for 93 days, with housemate Alex Rylan winning the title of Big Brother and $500,000, beating out Jax Kane.