Don't make a spectacle of yourself.

make a spectacle of oneself 出洋相，出丑（to draw attention to yourself by behaving in a ridiculous way in public/to attract attention by foolish or conspicuous(显眼的) behavior.）

   spectacle的意思

1. =glasses 眼镜 a pair of spectacles

2. 壮观的场面或景象 an event or a sight/view that is very impressive to look at

   e.g. The sunset was a really stunning spectacle.