| Date | Time | Activity |
| 5/17 | 7:30pm | Z100 Zootopia '08 |
| 5/18 | 2:00pm | Tweeter Center-Mansfield, MA |
| 5/21 | 8:00pm | Performance on American Idol Finale-FOX |
| 6/20 | 8:00pm | Camp Rock Premiere-Disney Channel |
| Summer '08 | TBA | Disney Channel Games-Disney Channel |
| 7/4 | Molson Amphitheatre-Toronto, Canada | |
| 7:05:08 <3 | 7:00pm | Burnin' Up USA Kickoff-DTE Energy Theater-Detroit, MI |
| 7/6 | 7:00pm | Marcos Amphitheatre-Milwaulkee, WI |
| 7/8 | 7:00pm | Ford Center-Oklahoma City, OK |
| 7/9 | 7:00pm | Superpages.com Center- Dallas TX |
| 7/11 | 7:00pm | Cricket Wireless Pavilion-Pheonix, AZ |
| 7/12 | 7:00pm | Shoreline Amphitheatre-Mountainview, CA |
| 7/16 | 7:00pm | Sleep Train Amphitheatre-Wheatland, CA |
| 7/17 | 7:00pm | Sleep Train Pavilion-Concord, CA |
| 7/19 | 7:00pm | Fiddler's Greem Amphitheatre-Englewood, CO |
| 7/21 | 7:00pm | Qwest Center Omaha-Omaha, NE |
| 7/22 | 7:00pm | Verizon Wireless Amphitheatre St. Louis-Maryland Heights, MO * |
| 7/23 | 7:00pm | Verizon Wireless Music Center-Noblesville, IN * |
| 7/25 | 7:00pm | Hersheypark Stadium-Hershey, PA * |
| 7/26 | 7:00pm | New England Dodge Music Center-Hartford, CT * |
| 7/28 | 7:00pm | Riverbend Music Center-Cincinnati, OH * |
| 7/29 | 7:00pm | Verizon Wireless Amphitheatre-Charlotte, NC * |
| 7/30 | 7:00pm | Time Warner Cable Music Pavilion-Raleigh, NC * |
| 8/1 | 7:00pm | Toyota Pavilion At Montage Mountain-Scranton, PA |
| 8/2 | 7:00pm | Saratoga Performing Arts Center-Saratoga Springs, NY * |
| 8/7 | 7:00pm | Tweeter Center-Mansfield, MA |
| 8/8 | 7:00pm | Nikon at Jones Beach Theater-Wantagh, NY |
| 8/10 | 7:00pm | Madison Square Garden-New York, NY |
| 8/11 | 7:00pm | Madison Square Garden-New York, NY |
| 8/12 | all day | A Little Bit Longer Album Release! |
| 8/14 | 7:00pm | Bethel Woods Center-Bethel, NY |
| 8/15 | 7:00pm | Darien Lake Performing Arts Center-Darien Center, NY |
| 8/16 | 7:00pm | PNC Bank Arts Center-Holmdel, NJ |
| 8/18 | 7:00pm | Nissan Pavilion-Bristow, VA |
| 8/19 | 7:00pm | Verizon Wireless Virginia Beach Amphitheatre-Virginia Beach, VA |
| 8/20 | 7:00pm | Lakewood Amphitheatre-Atlanta, GA |
| 8/22 | 7:00pm | Blossom Music Center-Cuyahoga Falls, OH |
| 8/23 | 7:00pm | Nationwide Arena-Columbus, OH |
| 8/24 | 7:00pm | First Midwest Bank Amphitheatre-Tinley Park, IL |
| 8/26 | 7:00pm | Post Gazette Pavilion at Star Lake-Pittsburgh, PA |
| 8/27 | 7:00pm | Susquehanna Bank Center-Camden, NJ |
| 8/29 | 7:00pm | NY State Fair-Syracuse, NY |
| 8/30 | 7:00pm | Allentown Fairgrounds-Allentown, PA |
NOTE: * Denotes performance with Avril Lavigne.