The utility model discloses a cassette mechanism for a decorating article with coordinated motion of human virgule animal sculpt, which comprise a 1st cassette mechanism, a 2nd cassette mechanism, a 3rd cassette mechanism and circuit devices that drive the rotation of the electromotors inside the three cassette mechanisms. The 1st rocking arm of the 1st cassette mechanism is used to assemble the arm of human or animal sculpt and can make lifting up or laying down motion; the 2nd rocking arm of the 1st cassette mechanism is used to assemble the head of human or animal sculpt and can make nodding or rising motion; the 2nd cassette mechanism is used to assemble the little bear (or other animals) sculpt in the sock, which can reach out two hands to forward the Christmas gifts and then lift up the two hands and shrink back to the sock; the 3rd cassette mechanism is used to simulate the animal motion at the bottom of the sock. The Christmas gift with LED can emit light. In the meanwhile, during various motions of the cassette mechanism, the Christmas music can be played on, thus, the utility model forms a unique decorating article and brings much amusement to human life with its dynamic features.