Secret Family Feud! 'The Voice' Winner Alisan Porter Estranged From Mother-In-Law

Sep. 26 2016, Updated 2:12 p.m. ET
Alisan Porter may seem to have it all after winning The Voice, but RadarOnline.com has exclusively learned the songstress is hiding a dark family secret.
"I don't have a relationship with my mother-in-law," Porter exclusively told RadarOnline.com of her husband's mother Martha Dupue. "I haven't in forever."
The rift has even resulted in Dupue being unable to see Porter's son Mason with Brian Autenrieth and his daughter Cassie from a previous relationship.
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"I haven't even seen my grandchildren," Dupue told RadarOnline.com. "The situation is so odd."
Porter and Dupue remained silent on what caused the estrangement.
The singer rose to fame as a child star in the 1991 film Curly Sue. She won season 10 of The Voice as a member of Christina Aguilera's team.
Are you shocked by the secret family feud? Tell us in the comments!