She started her series of guest starring spots on July 19, 2012.
They both guest starred as themselves in two earlier episodes from the season.
Hopper continued guest starring on television throughout the 1950s and '60s.
Soon after, she began guest starring in television shows.
She had guest starring roles on many different series.
Itzin was in guest starring roles on various television shows.
His other credits include various films and guest starring roles on prime time television.
This show also features many other comedians in guest starring roles.
However, she later reprised the role of Julie during the show's final season in a guest starring capacity.
Many renowned actors asked for or were offered and accepted guest starring roles in various stories.