Pop-up musical greeting cards

1. A greeting card comprising:

an outer greeting card structure having a front panel, a back panel parallel to the front panel, two side panels that extend perpendicularly between the front and back panel, and a bottom panel;

an inner panel, a portion of said inner panel being located within the outer greeting card structure and a portion of said inner panel being located outside of the outer greeting card structure;

a sound module located within the outer greeting card structure and operative to store and play at least one digital audio file;

the greeting card being moveable between a first position wherein the greeting card is folded substantially flat and a second position wherein the greeting card is unfolded into a three-dimensional structure;

wherein when the greeting card is moved from the first position to the second position, the sound module is triggered to play the at least one digital audio file, and

wherein the front panel of the outer greeting card structure contains an opening thereon that is covered by two flaps when the greeting card is in the first position, said flaps folding inward to reveal a portion of the inner panel when the greeting card is in the second position.

2. The greeting card of claim 1 further comprising one or more LED lights contained within the outer greeting card structure or inner panel that are activated upon moving the greeting card from the first position to the second position.

3. The greeting card of claim 1 , wherein the back panel of the outer greeting card structure contains a slot thereon through which a portion of the inner panel exits the outer greeting card structure.

4. The greeting card of claim 1 , wherein the front panel of the outer greeting card structure contains an opening thereon which a portion of the inner panel can be seen when the greeting card is in the second position.

5. The greeting card of claim 1 , wherein the inner panel contains a locking tab thereon which operates to lock the greeting card in the second position.

6. A greeting card comprising:

a greeting card body comprising a front panel, a back panel parallel to the front panel, a right and left side panel perpendicular to and extending between a portion of the front and back panels, and a bottom panel which is connected to the front and back panels;

an inner panel which is connected to the bottom panel, parallel to the front and back panels, a portion of the inner panel contained within the greeting card body and a portion of the inner panel contained outside of the greeting card body through a slot contained on the back panel;

a sound module contained an concealed within the greeting card body;

in a first position, the greeting card body is folded into a substantially flat structure, and in a second position the greeting card body is unfolded into a three-dimensional structure;

a locking tab contained on the inner panel that works in combination with the slot contained on the back panel to maintain the greeting card in the second position;

a switch which controls power to the sound module, wherein when the greeting card is in the first position, the switch prevents power to the sound module and when the greeting card is in the second position, the switch permits power to the sound module thereby initiating playback of at least one digital audio file contained within the sound module.

7. The greeting card of claim 6 further comprising an opening in the front panel wherein when the greeting card is in first position, the opening is covered by two flaps and when the greeting card is in the second position, the two flaps are folded into the greeting card body thereby revealing a portion of the inner panel.

8. The greeting card of claim 7 further comprising one or more LED lights contained on the inner panel, the one or more LED lights being activated when the greeting card is moved from the first position to the second position and seen through the opening on the front panel.

9. The greeting card of claim 6 further comprising one or more LED lights contained within the greeting card body, the one or more LED lights being activated when the greeting card is moved from the first position to the second position.

10. The greeting card of claim 6 , wherein when the greeting card is maintained in the second position, the at least one digital audio file ceases to play after 20 seconds or less.

11. The greeting card of claim 6 , wherein when the greeting card is in the second position, a larger portion of the inner panel is contained outside the greeting card body through the slot contained on the back panel.

12. The greeting card of claim 6 , wherein the inner panel contains a greeting or message that is revealed when the greeting card is in the second position.

13. A greeting card comprising:

a greeting card body comprising a front panel attached along a top edge to a back panel which is parallel to the front panel, the front and back panels attached along a bottom edge to a floor panel, and right and left side panels perpendicular to and extending between the front and back panels;

an inner panel which is parallel to and located between the front and back panels, the inner panel being attached along a bottom edge to the floor panel, an upper portion of the inner panel located outside the greeting card body through a slot located on the back panel;

a sound module which is attached to the floor panel and concealed within the greeting card body, the sound module comprising a circuit board, an integrated circuit chip, a microprocessor, a speaker, a switch mechanism, a memory device, at least one digital audio file contained on the memory device, and a power source;

the front panel having an opening thereon which is covered by the two flap panels;

the inner panel having a locking tab contained thereon;

the greeting card operative to move from a first position wherein the greeting card body is folded flat along several fold lines to a second position wherein the greeting card is folded along the several fold lines to a three-dimensional pop-up structure;

wherein when the greeting card is moved from the first position to the second position, the switch triggers playback of the at least one digital audio file, the two flap panels covering the opening on the front panel are folded inward revealing a portion of the inner panel, and a larger portion of the inner panel is removed from the greeting card body through the slot located on the back panel.

14. The greeting card of claim 13 , wherein moving the greeting card from the second position back to the first position, deactivates playback of the at least one digital audio file, the two flap panels unfold to cover the opening on the front panel, and a portion of the inner panel is inserted back into the greeting card body.

15. The greeting card of claim 13 further comprising one or more LED lights contained within the greeting card body and visible through one or more panels of the greeting card body or the inner panel.

16. The greeting card of claim 15 , wherein the one or more LED lights are activated by the switch mechanism when the greeting card is moved from the first position to the second position.

17. The greeting card of claim 13 , wherein the greeting card can be maintained in the second position by moving the locking tab into position that is perpendicular to the slot located on the back panel.

18. The greeting card of claim 17 , wherein playback of the at least one digital audio file ceases when the greeting card is moved from the second position to the first position or when the at least one digital audio file has played to its entirety.