Undo a previous guest list import to remove all guests from that import in one action.
Delete an imported guest list
Select the My Events tab to open your event listings.
Click the event title to open the event.
Select the Add guests button, then select Import guest.
Scroll to the bottom of the import page to find the Import history section.
Select the Undo button next to the import you want to remove.
The imported guest list is deleted immediately when you select Undo.
