Every week on "The Tonight Show," Jimmy Fallon plays a different "hashtag game," and Thursday night's hashtag of choice, #ThatWasStupid, asking people to share their embarrassingly clueless moments, yielded some particularly funny responses.
Fallon announced the game on Wednesday via Twitter:
Check out the full video to see just how funny the responses were (and to watch Fallon laugh):
Here are some of the highlights Fallon featured on the show:
What are some of the most embarrassing, "stupid" things you've done? Share your stories with us using Facebook.