As far as entertainment goes you will find a great variety on the Oasis of the Seas and her sister the Allure.
A Broadway show, the Aqua show, ice show the Headliner and several comedians.
Each night you will find multiple entertainment venues. And they have something for people of all ages.
Carnival Liberty New Year's Eve 2007
Liberty of the Seas 5/2008+11/2009
Allure 1/16/ 2011
Vision OTS 2-14-2015
Freedom OTS 3/6/16