3 points
You can’t paint the Mona Lisa with crayons.
Kind of related to yours, “You’re putting lipstick on a pig”
Can’t demand with a laddle if you are offered a spoonful
7 points
“Even if you give an ape a ring, it’ll remain an ugly thing.” -Netherlands.
4 points
10 points
In Australia there’s “you can’t polish a turd”
2 points
2 points
9 points
In Danish we have “you can’t cut the hair off a bald guy”