Omg, do it.
That will be two fingers up to the ex, and pleaae come back with a Texan billionaire on your arm, that will shock him.
Laundry wasn't too expensive, take your own soap powder.
You could do Transatlantic to the Caribbean spend the winter cruising then get the transatlantic back. All from Dover, Tilbury or Southampton.
There is a great solo scene on board.
Everything you could want, lots of groups, activities, entertainment, cinema, gym etc.
Lots of lovely food, main dining room, share a table with other solo travelers.
At port, there is always WiFi available, so make your calls and catch up with family and friends then.
You don't need excursions, walk or get a taxi to a beach, join others for tours if you want. I rarely to an excursion as I love just mulling around. You can choose to spend a little or a lot.
Tea, coffee and water all free on board in the buffet. Take refillable cups.
Limit yourself to one cake and one ice cream a day. Start a fitness program.
The most I have done is 31 days, I loved it. I did work.on board, so that did give me a bit of focus.
Let us know if you find a good deal.