Glitter Trap Envelope (3-Pack) offensive Postage depends on what you

Postage depends on what you ship

memorable way

This ingenious Cool Cat birthday prank card transforms the classic "Happy Birthday" song into an endless symphony of cat meows that plays for hours once activated

it loops the music endlessly until the battery dies and glitter comes out when broken

There is no secret off switch

Glitter Trap Envelope (3-Pack) offensive Postage depends on what youThese special envelopes have a glitter trap waiting when they pull the strip to open the envelope. Use them to double prank with our cards or add some spice to your cards on hand Simple setup Lift flap Insert an Endless Joker Card (or something else, I guess) Remove the white adhesive cover on the lip Fold over then give Postage depends on what you ship; there is no single answer. Unfortunately.