futurama be of course a great comic series . but this episode show more than any other how it can strike a bittersweet and serious note a well with it spin on the familiar flashback of fry last day in the 20th century . this time and instead of see that fry come to the future be not entirely a it appear in the first episode and ( the why of fry season 4 ) we get to see another aspect of his life that be leave behind his faithful dog seymour . a the episode unfolds we learn what happen to seymour after fry be frozen . and what fry decides to do when his fossilized remains be recover in the future . i think the song that play in the last scene be perfectly choose and i come to imdb to find out who sing it . i couldn not find that information here and but in case anybody else be wonder i find it on wikipedia i will wait for you from the umbrella of cherbourg a sung by connie francis and which writer eric kaplan parent play and sing on the piano while he be a child .