▁fat , ▁un att ract ive , ▁and ▁worth less . ▁To ▁add ▁ins ult ▁to ▁injury , ▁they ▁ask ▁M imi ▁to ▁supply ▁them ▁with ▁some ▁party ▁dru gs ▁to ▁help ▁lo osen ▁them ▁up ▁before ▁the ▁photo ▁shoot . ▁In ▁reven ge , ▁M imi ▁gives ▁them ▁such ▁pot ent ▁' tre ats ' ▁that ▁they ▁begin ▁cav ort ing ▁around ▁in ▁their ▁under we ar , ▁g rop ing ▁each ▁other . ▁M imi ▁films ▁them ▁and ▁sets ▁up ▁a ▁website ▁to ▁display ▁the ▁sh ots . ▁ ▁M imi ▁gives ▁birth ▁to ▁a ▁new born ▁daughter , ▁later ▁named ▁C illa , ▁at ▁the ▁end ▁of ▁Series ▁ 7 ▁after ▁compla ining ▁of ▁st om ach ▁p ains ▁and ▁n ause a ▁which ▁sc ared ▁her ▁into ▁bel ieving ▁she ▁had ▁started ▁men op ause . ▁The ▁baby ▁was ▁pres umably ▁father ed ▁by ▁est r anged ▁husband ▁P addy . ▁According ▁to ▁the ▁Sh am eless ▁website , ▁M imi ▁will ▁return ▁to ▁living ▁in ▁the ▁Mag u ire ▁house , ▁with ▁baby ▁daughter ▁C illa , ▁in ▁Series ▁ 8 . ▁It ▁is ▁imp lied ▁that ▁she ▁is ▁uns ure ▁who ▁father ed ▁C illa ▁because ▁of ▁her ▁fl ing ▁with ▁under age ▁Billy . ▁It ▁is ▁later ▁revealed ▁that ▁C illa ' s ▁father ▁is ▁in ▁fact ▁Billy , ▁who ▁returns ▁to ▁Ch ats worth ▁to ▁be ▁part ▁of ▁the ▁child ' s ▁life . ▁At ▁the ▁end ▁of ▁Series ▁ 8 ▁the ▁couple ▁marry ,