ROC ALL NIGHT | 15 YEAR-OLD OLDENBURG | FORT WORTH, TX Muffin, Roc All Night, is an Oldenburg Mare. She was bred by Melissa Hirt and Nancy Whitehead at Northern Pines Farm. Muffin is owned by Avery Jaster and leased by Kelli Barge. Muffin is a stunning horse who has a black coat and one...