It's a race against time as Dr. K treats Willie Nelson, a pet goat, with kidney stones. Willie is taken into emergency surgery not once, but twice trying to correct the problem and save Willie's life. Meanwhile, a baby severe macaw named Calypso comes in with a genetic bone disorder. Calypso is unable to stand. Dr. K decides to perform a risky orthopedic surgery, reforming the bones, allowing Calypso to stand.