<P> Mike learns of the relationship between Fiona and Robbie at a family occasion and punches Robbie . When Fiona rejects Robbie, he leaves a bag of cocaine at Fiona's house that is ingested by Liam, leading to her arrest . Fiona can no longer get a job and tells Robbie he has ruined her life . Fiona violates her probation by becoming intoxicated . The next day, she takes ecstasy, joyrides with Robbie's friends and is abandoned at a gas station . One day, when Robbie was hungover, he tells Debbie and Ian that he does not know where Fiona is . Debbie angrily tells Robbie to stay away from Fiona . </P> <P> Ron Kuzner (Adam Cagley) is a regular character in season 4 and makes a cameo appearance in season 5 . Ron is Lip's supportive college roommate . Lip steals from Ron and goes behind his back with Amanda . Ron appears briefly in season 5, episode 1, when he is playing a PC game, semi-oblivious to Lip with an unknown girl . </P> <P> Amanda (Nichole Bloom) is a recurring character in seasons 4 and 5 and a guest character in season 6 . In season 4 she is a sexual acquaintance of Lip's roommate Ron and later Lip . Amanda begins helping Lip care for Liam in his college room when Fiona is jailed, and she becomes attracted to Lip . She seduces Lip by performing fellatio on him in the middle of the night . She reveals to Lip that she has never had vaginal sex and she's saving it for her husband . She begins organizing Lip's daily schedule and starts buying him suits and expensive jewelry . Amanda is the rebellious adopted daughter of Jason and Sheryl, an affluent Caucasian couple . According to Amanda, she was rescued from a Subic Bay brothel and they are unsure of her ethnicity . They pay Lip $10,000 to stay away from Amanda but Lip and Amanda continue to see each other . </P> <P> In season 5, Amanda invites Lip to spend a week in the summer with her and her family at their estate in Miami where Lip bonds with her father, and she gives Lip her "virginity". In their second year of college, she invites Lip to move in with her at an off - campus apartment . He declines and so she finds a roommate, Muff Bull Dagger, on Craigslist . Muff is a violent, sociopathic lesbian who stalks Amanda . She hides in Lip's room to avoid Muff and learns Lip is having sex with Helene . Gradually, she becomes more attached and possessive of Lip as she falls in love with him and Lip distances himself as he falls for Helene, even going so far as to blatantly ditch Amanda . When she confronts him in the college library, Amanda punches Lip and accuses him of making her fall in love with him . </P>

How old is everyone in season 1 of shameless