This is about a 7 on the "difficult to read" schedule. Points off for making me crane my neck to make out the giant blue cursive.

So it's clearly not a "bad" tattoo, at least not in the sense that the customer got a bad ink job. This reminds me of when my sister and I would combine my Ninja Turtles with her Barbies.

Credit to the artist, Pavel Angel. Even better, he did the guy's other arm too:

I'm exponentially more terrified of Hugh Laurie after seeing this.