Teddi Mellencamp He is praising his dad, John Mellencampfollowing his battle against cancer.
“It’s been 10 months since my brain surgery and I’m so grateful to @johnmellencamp for being there for me and my family the entire time,” Teddi, 44, wrote. via Instagram on Friday, October 24, along with a photo of the famous rock star and his two daughters, Slate and Dove.
“Though apparently now that I have no evidence of illness I can take photos without myself so I guess we’re all healing 🤣,” she continued. “I love you so much, Cougs. Thank you for everything ❤️.”
The publication comes weeks after Teddi shared a happy update about his health after revealing that he was diagnosed with stage IV melanoma that had metastasized to his lungs and brain. To treat her progressive disease, the reality TV star underwent brain surgery to remove the tumors. More tumors were found in March and Teddi was told she had a 50/50 chance of surviving.
“Just to give you a little update on my life, yesterday I had my immunotherapy and had scans done,” Mellencamp said during the Oct. 3 episode of iHeartRadio’s “Two Ts in a Pod” podcast. “And right now, there is no detectable cancer.”
Because she will continue receiving immunotherapy for a year, Teddi explained that even though there is no detectable cancer, “I’m not considered in remission or anything like that.”
“When they told me, I was shocked,” he added. “I was kind of numb.”
“AND [the doctor’s] like, ‘No, it’s just because that’s how long immunotherapy has been around, so that’s how long the study has worked,'” Mellencamp said during an April interview in night line. “That’s when I try to find the positive.”
While the latest update is positive, the former reality star has been careful to make it clear that she has a long way to go before she is safe.

John Melle Camp
Courtesy of Teddi Mellencamp/Instagram“I’ll still have days where I’ll feel sick and stuff because I’m still on immunotherapy. So I’m still fighting,” she explained. “The way they said it works is like one year, then two years, then at three years, you’re allowed to be considered in remission.”
In addition to her father, Teddi also received support from her ex-husband, Edwin Arroyave. The couple, who split in October 2024, share son Cruz, 11, along with daughters Slate, 12, and Dove, 5. Teddi cited “irreconcilable differences” as the cause of their split.
“After much care and consideration, I have made the difficult decision to file for divorce,” Mellencamp announced via Instagram in November 2024. “My priority is my children and ensuring every possible care is taken with their privacy and well-being throughout this new chapter.”
The duo has continued to live together. through separationsomething Arroyave, 48, addressed during an August episode of “The Eds” podcast.
“We’re just, you know, great friends, and you know, I want to make sure she’s taken care of, but we’ve maintained that great relationship,” he said. “So even though we’re separated and estranged, and we’re still planning to get divorced, we’re still friends. I still see her as a friend.”