Actaully....here...this is more complete. This would do what I want for rows 3, 4, and 5.
Option Explicit
Private Sub Worksheet_Change(ByVal Target As Range)
Dim myRngToInspect As Range
Set myRngToInspect = Me.Range("a3:t3")
If Intersect(Target, myRngToInspect) Is Nothing Then
GoTo Line4
End If
Application.EnableEvents = False
Me.Range("u3").Value = Now
Application.EnableEvents = True
Line4:
Set myRngToInspect = Me.Range("a4:t4")
If Intersect(Target, myRngToInspect) Is Nothing Then
GoTo Line5
End If
Application.EnableEvents = False
Me.Range("u4").Value = Now
Application.EnableEvents = True
Line5:
Set myRngToInspect = Me.Range("a5:t5")
If Intersect(Target, myRngToInspect) Is Nothing Then
Exit Sub
End If
Application.EnableEvents = False
Me.Range("u5").Value = Now
Application.EnableEvents = True
End Sub