Luke hugged back and even when they part, he keeps hold of Obi-Wan's arms, not letting him slip away.

He's about the age that Anakin was when he fell to the Dark side. But a lot shorter.

"I'll be twenty four soon. Three days after Le- Well. We've always celebrated our birthdays three days apart." He hopes Obi-Wan understands what he's saying. He said he took him to Tatooine, so he must know.