Great idea, Mark.
Let me supply some more videos:Volare
(not-so-serious Karaoke version) Singing in the RainThe Ugly DucklingWhen the Saints Go Marching In
in a legendary, funny version featuring Louis Armstrong and Danny Kaye (from: Five Pennies)What a Wonderful World
featuring Terry Fator and his impersonating turtleWho Wants to Be a Millionaire?City Hall
by Vienna TengBetter Version of You
- probably the only song to wake up a child...
For those with computer troubles:The Gates
by DaVinci's Notebook (I refrain from posting their greatest hit because it's definitely not appropriate though hilarious)
The ultimate template of a lovesong:Title of the Song
by DaVinci's Notebook
Not really "happy go lucky" but it always moves and inspires me:Nkosi Sikeleli Afrika
Hope there's something in there for everybody...