Ashley Tisdale Jingles in Madison Square Garden

Ashley Tisdale (in Collette Dinnigan) arrives at the pre-show to Z100′s Jingle Ball 2008 in New York City’s Madison Square Garden on Friday evening.

The 23-year-old High School Musical star will host the evening’s festivities with Nick Lachey while Chris Brown, Jesse McCartney, Ne-Yo, Brandy, David Archuleta and more perform at the star-studded event.

Check out Z100′s official website to see some exclusive backstage videos and interviews with the performers

25+ pics inside of Ashley Tisdale arriving at the Jingle Ball…