Mortar and Tile Thinset will stick BETTER to a roughed up surface. A light attempt with 20 grit sandpaper and a power sander would yield a much better surface. Wear a mask! You don't know where that shiny Gloss Paint has been or whats under it.
If the surface is more than 25 years old or you don't know whats under there, be careful, could be asbestos or lead in it.
Do you mean "ACRYLIC" paint?? Probably. Make sure the surface is clean. If it is glossy, you will need to sand it a little to rough it up so the the new paint has something to stick to.
Most glues will stick to gloss paint.
Yes, acrylic paint will stick to a pumpkin.
Yes, acrylic paint will stick to pumpkins.
Yes, glitter will stick to acrylic paint.
They used mortar.
No, acrylic paint will not stick well to oil-based paint without proper preparation.
Latex paint can stick to the floor grouting.
Mortar is what is used to stick bricks together.
Yes, acrylic paint will stick to white cardboard.
Semi-gloss paint sometimes has problem sticking to walls that have a higher gloss paint type already on them. Usually, a light sanding and a coat of primer will help. Sometimes, semi-gloss paint peels if it was applied during high-humidity weather, as it doesn't dry all the way through.
Yes, spray paint can stick to glass if the glass surface is properly prepared and the right type of spray paint is used.