Philippine bar exam questions 2008(Q4-LABOR)

Super Comfort Hotel employed a regular pool of "extra waiters" who are called or asked to report for duty when the Hotel's volume of business is beyond the capacity of the regularly employed waiters to undertake. Pedro has been an "extra waiter" for more than 10 years. He is also called upon to work on weekends, on holidays and when there are big affairs at the hotel. What is Pedros' status as an employee under the Labor Code? Why? Explain your answer fully. (6%)