Holding a piece of shiny green tinsel garland, Bob the Minion is ready to trim your tree with holiday cheer. Press the button on this colorful Christmas tree ornament to hear the Minion sing a fun version of "O Christmas Tree." Battery operated. With unparalleled artistry and exceptional detail, Hallmark Keepsake Christmas ornaments are perfect for preserving precious memories, commemorating special milestones and celebrating individual hobbies and interests.