Womp, womp! This Sad Trombone, positioned on trombone case base, includes everything you need to create a soundtrack for your epic fails: Plays music: plays the notorious “womp-womp-womp-womp” sound when the trombone is slightly tilted Trombone replica: Includes a 3″ replica of a real trombone resting on a trombone case base Includes Stickers: Two sticker sheets to decorate and personalize your trombone case Illustrated mini book: Includes a 32-page mini book about the origins of the sad trombone notes and trombone songs Perfect gift: humorous gag gift or stocking stuffer Includes button cell batteries.