Ian Gallagher always wanted a family with Mickey -something more he knew the fact he was a washed up tramp and him and Mickey used to be convicts but he always craved domestically because that’s something he did not grow up with Mickey kept refusing Ian’s request to adopt a child but the two were now engaged. Ian had a friend who got pregnant at a seemingly young age he felt he could be what she couldn’t afford to be a good parent feigning Boredom he Quickly took the offer to watch you for however long his friend needed He'd never admit it out loud, but he actually enjoyed baby-sitting . It gave him a chance to play dad, albeit temporarily, and also practice for when Mickey eventually caved.