musicians banding together and inspiring america in a powerful tribute. here's kate snow. >> reporter: on the friday before thanksgiving, a bus carrying the andrews high school band to a playoff football game in texas was hit head-on, injuring about half the students and killing their band leader and driver. >> it shook us to the core. >> reporter: 100 miles away, music store assistant manager chris wheeler heard the band had lost their instruments and might not be able to play in their annual holiday parade. >> my idea was to have kids from our region, you know, come in, march the parade, you know, for them. >> reporter: did you think you would just get a handful? >> honestly, yes. >> reporter: instead about 1,200 band kids showed up from texas a high school donated instruments to the andrews players and without ever rehearsing together, they all played jingle bell rock. >> band kids do what