Reba McEntire is returning to the small screen after making a bold announcement about the future of her career. The singer and actress has just been named as a series regular in the third season of Big Sky. MORE: Reba McEntire shares she is having a 'lot of fun' wth boyfriend Rex LinnReba will play Sunny Brick, the matriarch of the Brick family and according to Deadline, her character is "a successful backcountry outfitter with a secret history of missing customers."WATCH: Reba McEntire reveals how she met her boyfriend Rex LinnBig Sky was created by David E. Kelley and based on The Highway book series by C.J.