Don’t miss any of this week’s best viral videos! To save you time, we’ve rounded up the top five right here.

#5 – World’s shortest escalator

At what point do we need to toughen up and take the stairs?

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#4 – True facts about the Angler Fish

Learn some interesting facts about the world’s weirdest looking fish with hilarious commentary.

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#3 – Awesome mouse tricks

Move over Fido, these mice are showing off some pretty impressive tricks!

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#2 – Cats demonstrate popular New Year’s resolutions

http://www.youtube.com/watch?v=KD9qvF4z8cE

What’s your New Year’s resolution?

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#1 – ‘I Knew You Were Trouble’ a capella cover

Walk Off the Earth does an amazing a capella cover of Taylor Swift’s “I Knew You Were Trouble.” Do you think it’s better than the original?