Don't be tense, it will be much more intuitive than you think and he will probably do 90% of it.
If it's you, there's not one specific moment, you have all night or any other day, and when you think that, you will think, 'No, I want to do this, even though it's scary, it'll be great'
Good Luck
Answer mine please? Need girl's opinion!
http://answers.yahoo.com/question/index?qid=20101201202353AAWbvWx&r=w