Toss your chicken under a blanket
To perform irreparable damage on one's own reputation through foolish actions and/or behavior.
"Who did Clark bring back to his room?"
"I think that gross chick with the red and purple hair"
"Might as well toss your chicken under a blanket!"
"Right?!"
"I think that gross chick with the red and purple hair"
"Might as well toss your chicken under a blanket!"
"Right?!"