In Big Brother 12, Brendon became best known for his showmance with Rachel. Rachel was evicted in Week Five, leaving Brendon the odd man out. Brendon he managed to survive the next two rounds by becoming the next Head of Household and winning the Power of Veto in week 7. Despite saving himself with the PoV in week 7, that week was a Double Eviction, which saw him being evicted in the second half in a unanimous 3-0 vote. He placed 6th and was the 4th member of the jury.
He returned with Rachel for Big Brother 13. He and Rachel became apart of the Veterans alliance with the other veteran players. In Week 4, both Brendan and Rachel were nominated by HoH Daniele Donato. Brendon won the PoV but chose to use it on Rachel. Brendon was evicted in a 5 to 2 vote. However, he returned the next week after receiving the most votes from America to come back and defeating Lawon Exum in a sudden death competition. In week 6 however, HoH Daniele named him as the replacement nominee, and Brendon was evicted in a 5 to 1 vote. He finished in 9th and was the first member of the jury.
Name: Brendon Villegas Age: 30 Current Residence: Riverside, Calif. Occupation: High School Swim Coach Three adjectives that describe you: Fun, driven, intelligible Favorite activities: Running, basketball, swimming and cycling What do you think will be the most difficult part about living inside the Big Brother house: Privacy Strategy for winning Big Brother: Get girls to like me and turn them against each other
What types of people would you NOT choose to live with you in the house: Mean-spirited, bigots Which past Big Brother cast member did you like most or least: I liked Dr. Will from season 2. What are you afraid of: Scorpions What is the accomplishment you are most proud of: Getting a full ride to UCLA for a Ph.D. in Biom. Physics Finish this sentence: "My life's motto is:" To make a large impression on this planet after I'm gone. Is there anything else you want the fans to know about yourself: I'm always up for fun, and I have no problem debating or supporting my beliefs.
Brendon & Rachel got married on September 8, 2012.
Rachel Reilly and Brendon Villegas announced that they are having a baby on an episode of Big Brother 17. Rachel gave birth to her and Brendon's first child, a daughter named Adora Borealis Villegas on April 8, 2016.
On September 1, 2017, Brendon graduated from UCLA with a Ph.D. in Biomedical Physics.
In late 2013, Brendon & Rachel competed on The Amazing Race for the second time as a team of newlyweds. They won three individual legs and became the first team to make it to the final leg twice. However, they ended up crossing the Finish Line in third place again.
Brendon & Rachel's Cast Photo for The Amazing Race 20
He and Marcellas are the two to be evicted as a result of not using the veto.
He is the second ever to be evicted in a revolving door (get evicted, come back, then get re-evicted the following week), the first being Kaysar Ridha in Big Brother 6. He was then followed by Scottie Salton in Big Brother 20.