'Top 20 Countdown': Things Get Interesting When Music And The Wizarding World Of Harry Potter Collide

What does the Wizarding World of Harry Potter's knight bus conductor think about this week's Top 20 Countdown featuring Coldplay's alternate video for "Sky Full of Stars"? Host Jim Shearer investigates but things get chaotic once the shrunken head opens his mouth...

At least wizards aren't as rude as Megatron. Giant robots... amiright? Catch all of the craziness of this week's Top 20 and give us your reactions in the comments below.

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[Photo: VH1]