Yes, because "cliché" is a noun and "clichéd" the adjective. It's like saying "that's so age" instead of "that's so old" — it just sounds really jarring and unp

Yes, because "cliché" is a noun and "clichéd" the adjective. It's like saying "that's so age" instead of "that's so old" — it just sounds really jarring and unprofessional.