Interviewer: Megan Fox reportedly said that you have a tattoo sleeve, is that true?

Ewan McGregor: No. I have a tattoo…but who’s Megan Fox?

Interviewer: She’s an actress who’s in Transformers. She was talking about getting a tattoo sleeve herself and she said that you had one.

Ewan McGregor: I have a large tattoo on my right arm…It’s about my family and where I came from in Scotland, but it’s not a sleeve, no…

(source)