I would not advise it. It is against their rules and they have been enforcing it rather strictly over the last few months. Some people have used "rum runners" and got away with it though.
Next up - Celebrity Reflection, Nov. 22 (learning to sail solo) followed by Independence of the Seas Nov. 30.
Celebrity Constellation - March 17 followed by Celebrity Reflection - March 22 (done)
44 cruises - too many to list however cruiselines are in no particular order:
and some unknown tub
Yes, I'm a Royal Chump and proud of it.