Just add a + sign to any bit.ly link and you get to see associated analytics for that link.
you can get information (traffic, referrers, locations, conversations) about any Bit.ly link simply by taking the short URL and adding a “+” at the end (minus the quotes)
Click on the image below and notice the + sign in the URL.
Read more here this can be useful than just fun-
Using Bit.ly for Spying, Link Building and Happiness
Unrelated- I interview Hilary Mason, Analytics legend and Bit.ly Chief Scientist here –
Interview Hilary Mason Chief Scientist bitly