"Euphoria" is back for another season ... and that means Sydney Sweeney is also back as her sexy and kooky character, Cassie. One of the more interesting -- but not bizarre by "Euphoria" standards -- scenes showed Cassie dressed in a sexy dog outfit, at one point straddling a doghouse and doing other pooch activities. The point of the moment was to highlight Cassie's new hustle -- selling online content so she can afford her dream wedding. Her fiancé, played by Jacob Elordi , is initially