Perhaps you should have proposed first.
Maybe it's some sort of escapist fantasy she has, thinking that things will pick up in her life in a new situation, and now that she can go to Spain and settle down, she doesn't have as many worries as an individual fresh start would cause.
Or she craves babies.
Also, guys named Freddy are homosexuals.
You could also entertain the fact that it's your fault for actually wanting to see Taledega Nights. I know, I know, it's hard, but some things you just have to admit to yourself: "Will Ferrell Ruins Lives"