Just been on this site and it seems theres more dates available for 25th, 29th Feb and 7th March , this link only worked properly for me with internet explorer, wouldn't go to checkout with firefox for some reason:
To help chase away the winter blues, Alton Towers Resort is transforming its hotels into a tropical paradise, complete with cocktails, calypso music and adventures with a very own pirate, Captain William.
* Enjoy delicious Caribbean food in a restaurant
* Catch the magic show with tales from the Caribbean shores with Captain William
* On Friday night, grab your eye patch and wooden legs for pirate themed fancy dress night
* Join in with fantastic live entertainment including a DJ, steel band, reggae music and limbo dancing
* On Saturday you're invited to put on your beachwear and join the best Beach Party this side of the Caribbean - right here at Alton Towers!
* Please note: This fantastic rate includes unlimited entry to Cariba Creek, our amazing tropical indoor waterpark, with its lagoon, slides, water coaster and watery fun for the whole family.
Got any questions about your Theme Park booking? Hopefully you will find the answer in our frequently asked questions section.
Package price & availability
* Family for four - £108
Please note: Kids go free