You should try to prepare them for your decision instead of just 'springing' it 'on' them suddenly.
The rope stretches and 'springs' back into shape. [=returns to its original shape]
New housing developments are 'springing up' all over the state.
(..) no matter what the numbers. Must be popular with his wife. Not really. She took the kids and left for Cleveland. He'll have plenty o' time for visits. The mayor's gonna dump 'im in the spring. - Really? - Mm-hm. - But he's a hero. - A war hero. This is peacetime. Oh! Sorry, sorry. (..)2012 The Dark Knight Rises