From Longman Dictionary of Contemporary Englishmake a spectacle of yourselfmake a spectacle of yourselfSTUPID/NOT SENSIBLEto behave in an embarrassing way that is likely to make other people notice you and laugh at you → spectacle
Examples from the Corpus
make a spectacle of yourself• You and your so-called friends make spectacles of yourselves at the party, litter the garden with debris and vandalise this fountain.• Jody made a complete spectacle of herself by getting drunk at the wedding.• However, it was obvious that she was intent on making a spectacle of herself.• She did not rant or rave or otherwise make a spectacle of herself.• You're simply making a spectacle of yourself.• They didn't make a spectacle of themselves. 