Wah. You have very sharp eyes bro! 

No worries. Not being a pain but every time you do this I have a get a mini heart attack. Worried that I have missing pieces. 

Last time it was stair case railings.  Today it's balcony railings. Hahaha

I better go check my parts and see. Also loom at the instructions again. Thanks! 

HArdly we do exchange la, unless u guys in same state.

Here's my contribution to the picture spam for the day 

Finally bit the bullet and went to buy these: 

There wasn't many sets left so felt that I should buy them before they are gone. Anyway, even if they go to 50%, I doubt I'd have the chance to get them then also... just like the LR train