Thread:Thunderbird3InternationalRescue/@comment-25600892-20180728005858/@comment-25600892-20180802003701

These:
 * Harleen Quinzel is a failed psychologist who wants to make a name for herself in Whiteline's criminal empire, so she adopts the name "Harley Quinn", due to her name sounding similar to the word "Harlequin".
 * She had an accident with a vat of chemicals, similar to The Joker.