You are so right Sri, this time round, he'll be very anxious while in Paris and will want to rush back. She is an enticement, he won't be able to resist. The whole episode of II being hurt by Rb's precious conquests, taught him a bit or two about his own feelings for II...he won't be able to stay away for long and will rush back not only because of the baby but He won't want to be away from II for very long. Badal Gaya hai dude.
Ek M se mulakaat agar ho jaye...to Use AUR achchi Tarah Samajh aa jayega.