If you don't want to use serial numbers, you can just type in the date surrounded by the # sign ...
Option Explicit
Sub FooFooTest()
Call MsgBox("Today's Date is: " & Format(#4/18/2005#, "mm/dd/yy"))
End Sub
Sub FooDooTest()
Dim Expiration As Date, Msg As String
Expiration = #1/1/2005#
Msg = "YEAR: " & vbTab & Format(Expiration, "yyyy") & vbNewLine & _
"MONTH: " & vbTab & Format(Expiration, "mmmm") & vbNewLine & _
"DAY: " & vbTab & Format(Expiration, "dd") & vbNewLine & _
vbTab & Format(Expiration, "dddd")
MsgBox Msg
End Sub
This does depend on your system date/time (regional) settings.