Here's to the trees
and here's to leaves-es (pronounce leev-zez)
Here's to the girls
and here's to the breezes
that lifts the girls skirts
up above their knees-es

To toast an announced pregnancy, from the Godfather
"May your first child be a masculine child"

To toast a wedding announcement
Words of wisdom: Never go to bed angry at each other... one of you may not wake up.
Most people's reaction to this is that you may get a knife in your back from an angry spouse but it's really meant as a warning to appreciate life and the limited time we have. It's the double-interpretation that makes it an effective toast in mixed company.