I know that when i went on the Explorer... they did check and make sure that you were the correct age for that club. And with such the big age difference... they will deffinately check the ages. but... im not 100% sure. I just know that you had to be the correct age to get in for me.
Explorer of the Seas---October '04
Vision of the Seas------February'06
Liberty of the Seas---March 8th-15th, 2008