No, the TA is not obligated but would be very foolish not to. However if he drop you are looking at is a Monday special you won't be entitled. If you are past final payent they no longer give price drops either.
More than 300 days at sea so far with many more to come. (Actually more - one of these days I'll count them properly.)
Celebrity Solstice - Feb. 21/15 (moved out a year due to illness)
42 cruises - too many to list however cruiselines are in no particular order:
and some unknown tub
Yes, I'm a Royal Chump and proud of it.