Hanson on Letterman Tonight and Today Show Monday

Hanson will appear on Late Show with David Letterman TONIGHT, @ 11:35pm ET/PT!

The three-time Grammy-nominated band of brothers will be performing their new hit single "Thinking ‘Bout Somethin’" from their soon-to-be released album SHOUT IT OUT. The video has garnered over 1 million views in one week on MySpace!

They will also appear on The Today Show on Monday April 26th, which also begins their 5 OF 5 sold-out concert series in New York!