As far as I know, Drax isn't related in any way to Thanos, but his origin directly involves him wanting revenge against Thanos for his wife's death.

http://en.wikipedia.org/wiki/Drax_the_Destroyer

I can imagine the kitty thinking, "Mom I'm fine! Mooooom, you're embarrassing me in front of the camera!"

GIVE. NOW.

We must prepare for the coming of Gozer the Gozarian! All hail the mighty Gozer for it shall come to save us all, starting with the sewers of Cameron Village in Raleigh, NC!!!

(Yes, I've been playing the new Ghostbusters game... )

Damn you 2010, be here already!