One of my childhood favorites, and one that makes me cry every time is "The Impossible Dream"
the impossible dream youtube - Yahoo! Video Search
Another favorite is Frank Mills "Music Box Dancer". A different version of the piece is on my profile page.
music box dancer - Yahoo! Video Search
I will never forget my hubby and two sons performing "I Should Have Been a Cowboy" in our basement - the boys (sons) in diapers and hubby really rockin'
should have been a cowboy - Yahoo! Video Search