The youngest of the Gallagher clan is "gonna be a star someday" - according to Frank that is.
In Series 3, five-year-old Liam denounces religion at his RC Primary School and risks a home-visit by his teacher and therefore the social services.
Sister Debbie has to think fast. Shaving his head and pretending that he is dying of cancer is not one of her better ideas.
Debbie's lie lands the family in true Gallagher-style catastrophe with The Jockey launching a community-wide charity appeal, culminating in 'Liam Day'.
In Series 6, signs of Liam's genius continue to grow when he wins a competition to go and study in Venezuela.
He gets taken away by the social services with his sister Stella but later gets fostered by Yvonne so he can be back with the Gallagher family.
Love is in the air for Liam in Series 7 when he hits senior school.
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