The cartoon Angie watches on TV is Dragon Friend (1998), winner of the "Create Story Magic" contest on the Disney Channel.
The song Angie dances to with the video in the background is "C'est La Vie" by B*Witched.
The song in the video that Ben, Charlie, and Johnny dance to is "Slam Dunk" by Five.
Ryan Merriman (Ben) would later star in The Luck of the Irish (2001), which is also a Disney movie. Coincidently, he loves basketball in both films.