I haveing my gallbladder removed tomorrow? what can I exepect?

after 2 months of dropping nearly 50 lbs and not eating and then 2 weeks or nausia, severe vomiting, and pain that put me in the hospital for the past week while the doctors tried to find out what was wrong. they ran a whole bunch of tests and finally they found out that my gallbladder is FULL of sludge. so tomorrow I schedualed to have laperscopic surgery to remove it. what can I expect? good stories? bad stories? anything thanks I'm only 19