7th Heaven - Season 6 Episode 9 Lost

Mary and Lucy seek their parents for expertise in matchmaking and ask their parents to find new boyfriends for the both of them. Robbie argues with Joy about spending so much time together when she insists on seeing him right away. Simon and Matt are looking for girls using the Sam and David as adorable bait to attract women, but it doesn't go as planned. Robbie unknowingly becomes the key to finding Joy's missing younger brother Joseph when he finds a stray dog in the street that belonged to him.