Country superstar Reba McEntire is “totally happy” with her life! “Extra’s” Alecia Davis spoke with Reba in her hometown of Atoka, Oklahoma, inside her very own restaurant Reba’s Place, where she discussed her “low-key wedding plans” with fiancé Rex Linn. Reba and Rex have been engaged since Christmas Eve 2024, but it looks like it could be a while until they get hitched! She quipped, “They’re kind of being pushed every time Rex gets a job becau…