Jo and Dan return from their honeymoon homeless as there is no provision for married couples at their college hall of residence. Caroline lets them stay and,whilst Charlie is initially unhappy with the arrangement,he starts to bond with Dan after finding Dan has made a puppet version of him,Little Charlie. This leads to friction between Dan and Jo and Charlie and Caroline until Caroline provides a solution - the young couple can have Laura's flat whilst she moves into Jo's old room for the time being (thetvdb.com)