Ruin your relationship in a short amount of time:

"Hey you're not pretty I've never thought of you as pretty I've never found you attractive or gorgeous if I hadn't known you I would've looked past you and go for the more attractive guys/girls out there, love ya"

"no we're done d-o-n-e...done"

Fun prank to do on your significant other amirite?

Also happy pride month guys love ya!