(Please click through to Think Geek. They might be having a sale!)
Sequins have always been magical to us. They're right up there with unicorns and rainbow-colored ice cream sprinkles. And then this "magic sequin" trend started, in which the sequins are one color on one side and a different color on the reverse, which means that once they're attached to something, you can change its color at will. You're transformed into a fairy with magic powers of color-changing. Bam...