It has been pointed out else (pre-Concordia) that passenger participation in the safety drill is not a Coast Guard requirement. I wonder if the liens will start putting this in their contracts.
The Coast Guard requirement is the drill be held - I want to credit the original statement but don't want to misquote somebody.
All I ask is a tall ship and a star to steer her by; John Masefield
Carnival: Glory 2004, Destiny 2008, Splendor 2009, Freedom 2011, Valor 2012, Dream 2013
Celebrity: Summit 2011
Princess: Ruby 2010, 2014, Caribbean 2013, Coral 2014, Regal 2014, 2016
Sail Windjammer: Mandalay 2017
Star Clippers: Royal Clipper 2015