KC Symphony to attempt world record for most tubas in concert at once

You'll be able to hear it today if the Kansas City Symphony sets a new mark in the Guinness Book of World Records for most tubas in concert together. More than 900 tuba, baritone and euphonium players are registered to take part in the record-breaking attempt. The concert is part of the annual TubaChristmas event. The previous record for most tubas in concert together is 504.