Anchors Aweigh, the Navy Fight Song, free lead sheets for treble & bass clef, and viola too! This old patriotic song has a rousing melody that makes you want to join in singing.
The following video is a fabulously exciting rendition of this song:
When I was a kid, I thought the song was "Anchors Away!", as in "Bon voyage," or "Let's go!" I guess that's not too far off.
There are a lot of verses to this melody which can be seen in an article at Wikipedia; I've put here the most commonly known verse of all the different lyrics.
I only have this song available as a lead sheet, but Sheetmusicplus has an exciting-looking version on their site, which looks to be full of octaves, as well as "sound and fury!"
Now that my daughter has a viola, I realize that I ought to be putting lead sheets up for viola clef too:
I like the photo of the very first published sheet music for "Anchors Aweigh," below: