Since I haven't been around lately, I just want to congratulate you on your new addition. I had to laugh at the part of him knocking pens and pencils onto your sons head. Typical little kitty behavior.

Yes it sounds like you are doing the right thing. You could also try taking a towel and rubbing Molly with it and bring the towel near Ozzie for him to get use to the scent and do the same thing with Ozzie for Molly.

Good luck with the intro's.