Houghton re-entered the "Big Brother" house for "Ultimate Big Brother", following the conclusion of "Big Brother 2010", and to signal the end of "Big Brother" on Channel 4. She entered the house with her ex-husband Preston. During the show, Houghton reformed the fake band Kandy Floss with fellow "Ultimate Big Brother" housemates Victor Ebuwa and Nadia Almada for a task. Houghton survived eviction on Day 11 and subsequently landed third place on the finale with 20.51% of the final three-way vote on Day 18, finishing behind Nikki Grahame and winner Brian Dowling.