Joey Feek died of cancer in March 2016 at age 40

Hopie Feek announced earlier this month that her biological father is actually a man she identified as BC

Days after revealing the country singer is not her biological father, Hopie tells PEOPLE she "joined a support group"

Rory Feek's middle daughter Hopie revealed on Feb. 8 that the country singer is not her biological father

Hopie, who privately shared with her father that she is bisexual nearly 10 years ago, announced on Feb. 8 that she recently learned Rory is not her biological father

Rory Feek wrote in a blog post that this "news and this blood test doesn’t change anything" in his love for Hopie