The song "White Christmas" performed by Girls Aloud is a cover of the original song written by Irving Berlin and made famous by Bing Crosby. It is a classic Christmas song that captures the nostalgic and festive spirit of the holiday season. The lyrics describe the longing for a traditional Christmas experience with snow-covered landscapes and joyful festivities. The singer reminisces about past Christmases and wishes for them to be similar to those happy memories. The mention of "treetops glistening" and "children listening" implies the traditional imagery of Christmas decorations and the excitement of kids waiting for Santa Claus. The sound of sleigh bells in the snow adds to the magical atmosphere. The repetition of the phrase "I'm dreaming of a white Christmas" emphasizes the longing and the dream-like quality of wanting the holiday season to be perfect and picturesque. The lyrics also express the hope that every Christmas card sent to loved ones brings joy, and that all days throughout the holiday season are filled with merriment and brightness. Overall, the song "White Christmas" conveys a sense of nostalgia, dreams, and the desire for a joyful and snowy holiday season. It encapsulates the universal wish for a traditional and magical Christmas experience.