>The code below is self explanitory, but it isn't working. I have also tried it without the dmy.
>

>.ToolTipText = "Estimated next event date " + TRANSFORM(DMY(thenextdate))
>

>I have tried several ways to accomplish this. Is it possible to do this with a tooltip? If it is, then how do I code it?

If you're seting this in the property sheet, enter this:

="Estimated next event date " + Transform(DMY(thenextdate))

Be sure to include the "=" sign!

If you're doing this in code, it should work as you have it.