Have heard [& played along with] this super tune in many sessions but only recently got its name.

X: 1
T: Sir Sidney Smith's March
M: 4/4
L: 1/8
R: reel
K: Gmaj
Bc|:d2d2d2d2|e2d2c2B2|dcBc A2 dc|BcAB G2dc|
BdBd AdAd|GdGd FdFd|Bcde d2^c2|1d2d2d2 Bc:|2d2d2d2 AG||
FDFA dABc|B2B2B2 dc|BGBd gde=f|e2e2e2 gf|
egeg dgdg|cgcg BgBg|egeg dgdg|cgcg BgBg|
e2d2c2B2|e2d2c2B2|e2d2c2B2|B2A2A2 Bc|
d2d2d2d2|e2d2c2B2|dcBc A2dc|BcAB G2 dc|
BdBd AdAd|GdGd FdFd|EdEd FdFd|GdGd AdAd|
EdEd FdFd|GdGd AdAd|cedc BAGF|G2G2G2||

A soundbite on YT here: http://www.youtube.com/watch?v=FKg17lfIZg4

It's also known as Handel's Gavotte, guess it may be a snippet from one of his compositions - anybody know which?