, ▁which ▁a ired ▁on ▁April ▁ 2 4 , ▁ 2 0 0 8 . ▁The ▁episode ▁was ▁written ▁by ▁Ver onica ▁Be cker ▁and ▁Sarah ▁K us cer ka ▁and ▁directed ▁by ▁Michael ▁Sp iller . ▁The ▁title ▁of ▁the ▁episode ▁is ▁a ▁word play ▁on ▁the ▁film ▁Six teen ▁Cand les . ▁ ▁Plot ▁ ▁The ▁story ▁begins ▁with ▁Betty ▁dream ing ▁of ▁the ▁perfect ▁birth day ▁party , ▁complete ▁with ▁a ▁horse ▁and ▁carriage ▁and ▁her ▁boy friend ▁Henry ▁as ▁her ▁kn ight ▁in ▁sh ining ▁arm or . ▁Her ▁alarm ▁w akes ▁her ▁and ▁her ▁family ▁wishes ▁her ▁a ▁happy ▁birth day ▁with ▁H ilda ▁giving ▁her ▁a ▁pat ▁on ▁her ▁but t , ▁Justin ▁giving ▁her ▁a ▁custom ized ▁cell phone , ▁and ▁Ig na cio ▁making ▁her ▁p anc akes , ▁before ▁she ▁leaves ▁for ▁her ▁planned ▁trip ▁to ▁the ▁Po con os ▁with ▁Henry . ▁ ▁But ▁as ▁she ▁arrived ▁to ▁Henry ' s ▁place , ▁she ▁knock s ▁on ▁the ▁door ▁and ▁sh outs ▁" B irth day ▁girl ' s ▁here ! ", ▁only ▁to ▁have ▁the ▁door ▁be ▁opened ▁by ▁Henry ' s ▁very ▁pre gn ant ▁ex , ▁Charlie . ▁Turn s ▁out ▁she ▁is ▁in ▁town ▁for ▁a ▁parent ing ▁sem inar ▁that ▁had ▁a ▁last - min ute ▁opening ▁on ▁the ▁same ▁week end ▁of ▁Betty ' s ▁birth day . ▁Henry ▁explains ▁that ▁Charlie ▁just ▁showed ▁up ▁and ▁she ▁can ▁go ▁to ▁the ▁parent ing ▁sem inar ▁alone