Weezer Performs "Say It Ain't So" | Live On Letterman

The band makes their first appearance on "Late Show" with a song from their blue album. (From "Late Show," air date: 8/4/95) #weezer #liveonletterman #letterman Subscribe to Letterman: https://bit.ly/3GeOIAg Follow Letterman on Social: Facebook:   / davidletterman   Instagram:   / letterman   Twitter:   / letterman   Welcome to the Letterman YouTube Channel, home to all your favorite clips from Late Night and Late Show - as well as conversations with the writers, producers and performers who helped make it all happen. These highlights have been artisanly-produced, carefully-curated, and chosen completely at random by an old computer that used to pick numbers for the New York Lotto back in the 90’s.