An ugly smile. Does it exist?

I’ve got a challenge for you. Go onto Google search and type in ‘ugly smile’, then click on images

I saw a post on social media making fun of a woman for having an ‘ugly smile’, to me that person looked extremely cute, and i became curious to see if i could find one
Discard any forced smiles for the camera and try to find an ‘ugly smile’. I simply can’t! Here’s the 1st few that came up to give you an idea:

If you agree with me, what lesson can we take from this? #1 happiness is beautiful.