Super Mario We Are Pregnant gif
Adam Rifkin stashed this in Mario and Friends
Was that Miley on the wrecking ball, and the Breaking Bad RV? or am I reading too much into it?
You are correct. Themes of Imgur -- those you named plus grumpy cat, Nyan cat, Patrick star, Betonce, doctor who, the iron throne, the eye of Sauron, the Bluth banana stand, walking dead, Reddit alien -- pop up all over the game in addition to the two you mentioned. It's quite an homage!