Context: A few years ago I came home to an unexpected party for my birthday.  My wife (who was my girlfriend then) had planned it all with my friends without me knowing.
Speaker 1: A few years ago, before we got married, my wife planned a party for me for my birthday completely without me knowing.
Speaker 2: That sounds like a pleasant surprise! 
Speaker 1: It really was!  I walked into my apartment to like 15 more people than I expected.
Speaker 2: Thats so sweet of her and what a great memory to have! 