17/08/2012 12:07 BST | Updated 17/08/2012 13:16 BST

Mitt Romney Spoof Leads This Week's Top 10 Funny Viral Videos

Welcome to this week's top 10 round-up of the funniest, silliest and most popular virals to hit the interweb.

Kicking off with a Mitt Romney spoof that's made us giggle like loons, it will take you on a whirlwind tour of lovestruck teens, daft dogs, astronauts, cats and yes, more daft dogs.