Odd, I don't remember demanding Princess charge for room service or Pizza.
Princess responded with the usual corporate canned narrative about always evaluating their fee structure "based on customer demand".
They have benn promoting that "best pizza at sea" thing.
A Bad Day At Sea [with power] Always Beats A Good Day At Work
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
Star Clippers: Royal Clipper 2015