Not well. During the proposal, mixed in with Darcy's "I love you" are some "I am so superior to you" comments, which, not surprisingly, don't go over so well. Elizabeth has some choice things to say to him, and the next day he hands her a letter with the full story about Wickham (he's a liar, a gambler, and he tried to elope with Darcy's underage sister) and Jane (Darcy was convinced Jane was just a gold-digger). Cue emotional transformation.