How can i close tiny popup or how to style the tiny popup?

Question

I tried to drag and drop the control in PreviewMouseMove event by using DoDragDrop method in DragDrop. As per the bellow code.

DragDrop.DoDragDrop(DataGrid, data, DragDropEffects.Copy | DragDropEffects.Move);

But default the tiny popup is shown while drag and drop. I have also created the popup, now totally tow popup are shown while dragging.

Could you please help me how can i close the tiny popup(default popup) otherwise how can i style that tiny popup?