The Beatles: Why Don't We Do It in the Road
The Beatles: I Will
[purchase]
These two songs could not be more different melodically as well as emotionally - however, they are tracks 15 and 16, respectively, on Disc 1 of The White Album... and are both less than two minutes long...
Another pivotal album for me - my high school boyfriend used to sing Rocky Raccoon, still one of my favorite songs (and now my dog's name... :-)