Dallas Mavericks Dirk Nowitzki modeled the teams new royal blue jersey before the start of their annual Fan Jam event at American Airlines Center. A young Mavericks fan also had a close encounter with "Champ" the Mavericks mascot.

Dallas Mavericks Dirk Nowitzki models the teams new royal blue jersey during Fan Jam Monday, Oct. 4, 2010. (BRANDON WADE/Special Contributor to The Dallas Morning News)

Jose Almanza comforts his son, Joel, 3, after an encounter with Mavericks Mascot "Champ" during the Dallas Mavericks Fan Jam Monday, Oct. 4, 2010. (BRANDON WADE/Special Contributor to The Dallas Morning News)