LITTLE ROCK, Ark. — Spirit Airlines is once again in hot water after an Army veteran alleged that flight attendants recently forced him to flush his service dog down the toilet in the airplane bathroom, sources confirmed today.

Travis Billingham, 29, of Little Rock, Ark., said that Spirit had no problem initially allowing his service dog, a golden retriever named Bubbles, onto the flight, but soon after takeoff flight attendants told him his companion would need to be flushed after the pup apparently bothered some other passengers.

"The flight attendants were telling me, 'we're so sorry, but your dog is barking at your fellow passengers and flushing him is required after this kind of disturbance, according to FAA guidelines,'" said Billingham. "I honestly thought it was a federal regulation so I went along with it."

According to fellow passengers, Billingham was led to the rear of the plane with Bubbles, where he was told to put him into the toilet. "No, you idiot. Go head first. Cut off…