Definitely improves after a while, you get back in the swing and stop thinking "what am I doing here". On my first day back at work after my first child, I got up to make a cup of tea and announced to my empty office "mummy's going to get a cup of tea now!", before realising the audience was at home, having an afternoon nap.....
You'll pay for new TV with lovely money from job - you knew there was a reason for going back!