Holiday albums are collections of songs specifically themed around festive occasions, such as Christmas, Hanukkah, or New Year's. These albums often feature a mix of traditional carols, contemporary hits, and original compositions, appealing to a wide audience. They are popular during the holiday season, providing a soundtrack for celebrations, gatherings, and family traditions. Many artists and bands release holiday albums, contributing to the genre's popularity. Some notable examples include Mariah Carey's "Merry Christmas" and Bing Crosby's "Merry Christmas," which have become classics. These albums are often enjoyed year after year, creating a sense of nostalgia and joy during the holidays.