>> as soon as we met him, he was it funny, outgoing character. even when the joke was pointed at you, you had to laugh, as i found out. >> he said, oh, there's a super model just come down. obviously he's got it wrong. i'm only messing with you. don't take it personal. >> but beneath galaway's humor is a desperate past. >> all right, one minute. >> he's currently serving just under four years for assault and robbery. >> i just wanted cash. so i'd just go and bang, that's how i used to do it. >> how? >> i used to rob it. >> galaway only has 15 months left in his current sentence and says he wants to clean up his life and stay out. but with his past record another conviction could send him away for good. >> so i only got one chance