Hootie And The Blowfish Return to Letterman [Video]Hootie And The Blowfish Return to Letterman [Video]As the days wind down for David Letterman on ‘The Late Show’ there seems to be an event every night of some kind and last night, April 30th, Hootie and the Blowfish performed.Townsquare Media -92 MooseTownsquare Media -92 Moose