Serenade of the Seas Review  November 8 - 13,  2021  Cruising on Royal Caribbean with a vaccine exemption  Diamond Member: cruising since 2002 Embarkation Port:  Tampa  Passengers onboard the ship:  1132    Like many of you, I had two cruises cancelled during COVID and was banking a pot of Future Cruise Credit (FCC). At the time of the cancellations, the offer was a full refund or 125% FCC.     In March 2021 I contacted my cruise consultant and put al