98 Degrees is making it a happy holiday for its fans.During October, the pop vocal quartet released "Let It Snow," its first holiday album since "This Christmas" in 1999. The set features favorites plus a new song "Season Of Love," and the group accompanies it with a themed tour highlighting material from albums as well as hits such as "Because of You," "The Hardest Thing," "Give Me Just One Night (Una Noche)" and the chart-topping "Thank God I Found You.