Holiday Part-Time Flexible Employees. Part-time flexible employees shall not receive holiday leave pay as such. They shall be compensated for the ten (10) holidays by basing their regular straight time hourly rate on their annual rate divided by 2000 hours. For work performed on December 25, part-time flexible employees shall be paid in addition to their regular straight time hourly rate, one-half (1/2) times their regular straight time hourly rate for each hour worked up to eight (8) hours.