>A user enters a day in a spinner. They then choose a month from a combobox. They do not enter a year. Is there an
>easy way to tell if the month/day combination is valid?

Joe,
If it's kind of 'On every 23rd of June' thing then you could check :
isValid=!empty(date(1999,lnMonth,lnDay))

Otherwise :
isValid=!empty(date(2000,lnMonth,lnDay)) ;
and iif(lnDay=29 and lnMonth=2,HandleFeb29(),.t.)
Cetin