https://help.annke.com/hc/en-us/community/posts/38258870271129--Royal-CC-%F0%9D%9F%8F-%F0%9D%9F%96%F0%9D%9F%94%F0%9D%9F%94-%F0%9D%9F%95%F0%9D%9F%91%F0%9D%9F%96-%F0%9D%9F%8E812What-day-of-the-week-do-cruise-prices-drop