Yes, we spent the morning wondering how Miley Cyrus legally got a tattoo in her ear. But we spent most of our time thinking, "Her ear? The inside of her ear?! Ouch!"

So PopEater took a field trip to the tattoo den that is St. Mark's Place in New York City and talked to an expert -- a guy who's put enough ink on people's bodies to fill a few sets of encyclopedias. We asked Steve at Fun City Tattoo to estimate how much pain inked celebrities went through -- stars like Britney Spears (top of foot), Megan Fox (ribs, forearm), and Lil Wayne (inside of lip). Check out the video!