Jake is Tom's son.
Tracy goes through the motions with three sets of hopeless potential foster parents on a trip to the science museum where she met tom and jake.
Tracy is determined to win Jake & his Dad Tom over. She realises that if she's going to impress them, then she needs to brush up on her skills at being around little brothers & dads. Taking advice from Justine, Tracy treats Tom as though he's a dog - throwing a ball for him to catch and rewarding him with treats.
Jake and Tom appeared at the barbecue party where she tried to get tom into cam but then decided not to