What was the hardest video to make? (Q&A Thursdays)

Описание: This is part of my "Responding to comments" series here on my second channel. These videos will come out every Thursday (at least until October 15th) were I respond to a comment left on my main channel.

keep in touch...
Main Channel:    / robscallon  
Facebook: http://tinyurl.com/RSfanpage
Twitter: http://tinyurl.com/twitter78
Tumblr:   / robscallon  
Google+: http://tinyurl.com/GPRobScallon
InstaBLAM:   / robscallon