The late '90s and early 2000s were arguably some of the best years to be a kid. In between writing about your first celebrity crushes [1] in your Lisa Frank diary and crafting the perfect AIM away message [2], you probably spent a lot of time lounging on the couch watching the Disney Channel. While their original movies [3] are still some of our favorites (that we can watch again in the coming months! [4]), the network's original concerts were also huge moments in pop culture. Justin Timberlake [5] debuted his ramen hair during *NSYNC's special at MGM Studios in Disney World, and Jessica Simpson [6] and Nick Lachey [7] couldn't stop caressing each other while they shared the stage. Keep reading for some of the best concert throwbacks, and then check out these songs you definitely had on your burned CDs back in the day [8].

*NSYNC

*NSYNC, Part 2

Britney Spears

Britney Spears, Part 2

*NSYNC Holiday Special

*NSYNC Holiday Special, Part 2

B*Witched

Joey McIntyre

The Backstreet Boys

BBMak and M2M

BBMak and M2M, Part 2

Jessica Simpson

Jessica Simpson, Part 2

98 Degrees and Hoku

Aaron Carter and Samantha Mumba

Aaron Carter, Part 2