Jim Cramer Weighs In On Royal Caribbean Cruises, Allergan And More By: Benzinga via Benzinga May 22, 2018 at 07:38 AM EDT Jim Cramer said on CNBC's "Mad Money Lightning Round" that Royal Caribbean Cruises Ltd (NYSE: RCL) is a buy. People are ... Read More >> Related Stocks: Allergan Plc Carrizo Oil & Gas Crispr Therapeutics Ag Okta Inc Cl A Royal Caribbean Cruises Ltd Southern Co Tyson Foods Valeant Pharmaceuticals International, Inc. Walgreens Boots Alliance