Concerning the functions script: >>> User:Alex 21/script-functions.js is required to include multiple shared functions, and the custom "TV Scripts" header, many of which are used identically in a few of my other scripts - you only need to include it in Special:MyPage/common.js once. Follow the instructions at User:Alex 21/script-functions for installing scripts by Alex 21. <<< To install the script, add importScript('User:Alex 21/script-functions.js');
to Special:MyPage/common.js.
|OriginalAirDate=
uses {{Start date}}, and |AltDate=
does not, per the template's documentation.
|season_list=
parameter from the {{Infobox television episode}}, and replaces it with |prev=
and |next=
, per the template's documentation.
|num_episodes=
in {{Infobox television}}, |RTitle=
in {{Episode list}}, and the date in {{Aired episodes}}.