Where is oogie boogie in kingdom hearts 2

Oogie Boogie is in Santa's Workshop in Halloween Town. He's one of the main bosses you face. He uses a conveyer belt that ships out explosive presents. The 1st box type is meant to be hit back at oogie, The 2nd type of box releases a heartless if hit open. Watch out for spikes at the back of the conveyer belt !!!