One Bumper at Parting is an 18th-century "one-for-the-road" written by Thomas Moore, from Irish Melodies, vol. 5, to the tune of "Moll Roe in the Morning".
As all you erudite surfers know, a bumper is a cup or glass filled to the brim, especially one to be drunk as a toast to health. Now, as the 18th-century is
Dr Oliver Rosteck's particular hobby-horse, it is no wonder that this elegant drinking song, along with
Fill the bumper fair and
Wreath the Bowl is included in our
We're Only Here For The Beer! - Light.