Featured mashup videos of the week, including PBS plus 'The Avengers', Mario plus 'Metal Slug', a horrifying 'Stop Or My Mom Will Shoot', and Michael Bay's TMNT.

A collection of movie posters for films with their original working title, like "Group Hug" to "The Avengers."

We've collected some of our favorite Scarlet Witch and Quicksilver cosplay photos to celebrate their likely appearance in 'Avengers 2'.

We have a confirmation that Scarlet Witch and Quicksilver are in 'Avengers 2', so let's celebrate with a gallery of Scarlet Witch And Quicksilver cosplay.

Joss Whedon talks about two new characters in 'The Avengers 2', and we think we know which duo he's talking about. Hopefully the non-incestious version.

'Iron Man 3' will feature Tony Stark and no other Avengers. Here's where we slap on our nerd caps and explain why that's not a plot hole!

Patton Oswalt's hilarious 'Star Wars: Episode VII' pitch from 'Parks And Recreation' now has a nerd bonerific poster.

Mark Ruffalo just found out about the "Science Bros" meme, which depicts a very special relationship between Iron Man and Hulk.

Patton Oswalt discussing "Star Wars" and "X-Men" on "Parks and Recreation" for nine minutes? Yes, please.