The truth is uncovered when Ian undergoes DNA testing in hopes of proving that Frank is not his biological father.
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Ian Gallagher was born in 1996, the product a PCP-feuled affair between his mother Monica and an as-yet unspecified brother of Gallagher family patriarch Frank in the summer of 1995.
Ian Fleming | Ian McKellen | Noel Gallagher | Ian Smith | Rory Gallagher | Ian Rankin | Ian Brown | Ian Botham | Ian Thorpe | Ian McEwan | Ian Paisley | Liam Gallagher | Ian Kershaw | Ian Bremmer | Peter Gallagher | Ian Roberts | Ian Ogilvy | Ian McShane | Ian MacKaye | Ian Holm | Ian Carmichael | Ian Richardson | Ian La Frenais | Ian Gillan | Ian Dury | Ian Bannen | Janis Ian | Ian Roberts (actor) | Ian McNeice | Ian Edginton |