Country star Miranda Lambert has appealed to fans for help after her dog went missing.

The House That Built Me hitmaker found the pup abandoned on the side of a road in May (12) and she and her husband, fellow singer Blake Shelton, decided to keep the black Labrador and add it to their brood of stray mutts.

But the animal lover has been left devastated after the dog she named Loretta disappeared from their Oklahoma home on Sunday (16Sep12) and she has reached out to her followers for help.

She writes, "If you live in Tishomingo Ok (Oklahoma).. our dog Loretta has been missing for 2 days. She is a small black lab. She has a pink collar w (with) a tag...

"She is very friendly. If u (sic) see her, please call the number on her tag. We are praying she comes home soon."