Yes you can spray paint those thrift store brass lamps!
Use metallic gold on the inside of an old lamp shade. | 30 Low-Budget Makeovers You Could Do With Spray Paint | Old lamp shades, Diy lamp shade, Lamp makeover
Easy Lamp Makeover with Spray Paint and White Wax
Brass lamp makeover with spray paint | Thrifty Decor Chick | Thrifty DIY, Decor and Organizing
DIY Gold Faceted Lamp ⋆ Dream a Little Bigger
A DIY Brass Lamp Makeover with a Burlap Lampshade – Sustain My Craft Habit
How to Paint a Lampshade - The Creek Line House
DIY Gold Leaf Lamp Shade • The Reaganskopp Homestead