Here's a great layered shot for St. Patrick's Day.
Pour 3/4 ounce of Green Creme De Menthe
Then gently layer 3/4 ounce of Irish Creme
Then gently layer 3/4 once of Either Irish Whiskey or Brandy (your choice)
When done you'll have the Irish Flag :)
For more ideas check out my site at http://www.barideas.net
Thanks
Herb