Teddi Mellencamp revealed why she "had to call things off" with her new boyfriend a month after they were first photographed together. "Right now, it started getting to the point where it's starting to get a little bit more serious.

Mellencamp, 44, shared earlier this year that she had been diagnosed with stage 4 cancer in her brain and lungs. The reality star, who is daughter to rocker John Cougar Mellencamp , revealed in April on social media that after undergoing treatment, several of her tumors had "shrunk or disappeared."