I wonder if he's related to Ben.
4 seconds sound clip from the Star Wars: Episode IV - A New Hope (1977) movie soundboard.
You can hear this line at 00:23:56 in the Blu-ray version of the movie.
Quote context
[...]
- Well, I stumbled across a recording while I was cleaning him.
- He says he belongs to someone called Obi-Wan Kenobi.
- I thought he might have meant old Ben.
- Do you know what he's talking about?
- Mm-mm.
- I wonder if he's related to Ben.
- That wizard's just a crazy old man.
- Tomorrow, I want you to take that R2 unit to Anchorhead and have its memory erased.
- That'll be the end of it. It belongs to us now.
- But what if this Obi-Wan comes looking for him?
[...]