She says she had paid for a drink package and could not get drinks after changing her hair. In the TikTok video itself, she and a woman with her bring the issue to a manager. The woman says staff asked if the ID photo was her, and when she confirmed it was, they asked for her birthday. Carnival‘s Sail & Sign program is the cruise line’s cashless payment system, which guests are required to use for onboard purchases since cash is not accepted. Under Carnival’s account terms, the person who owns a Sail & Sign account can authorize other guests to use it, up to a maximum of 15 people per account.